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Hi-Hope Company Profile

Established in 2005, AirTS is a technology-driven enterprise integrating R&D, manufacturing, sales, and technical services for energy-saving equipment. We specialize in providing comprehensive, turnkey solutions-from system design and implementation to long-term operation and maintenance-for energy-saving projects.

Wonderful (Foshan) Prefab House Co., Ltd. is a comprehensive enterprise integrating trade and manufacturing. Leveraging its three factories in Gaoming, Shishan, and Lishui, the company has established a robust production and supply system, focusing on delivering high-quality integrated housing products and services to global customers.

Hangzhou Sino-Cold Sci-tech Co., Ltd. Sited in Zhejiagn province, China, which is a professional refrigeration full supply chain solution provider with more than 10years experience, specializing in designing and producing refrigeration equipment and spare parts. Our factory has ISO certificates, and Products obtain CE certification.

Qingdao Huayuan Steel Structure Co., Ltd. is a professional enterprise dedicated to the integrated services of design, production, and installation for various steel structure projects. With a focus on meeting diverse industrial and civil needs, we provide customers with one-stop, full-cycle steel structure solutions, covering a wide range of application scenarios. Our service portfolio includes but is not limited to steel structure warehouses for logistics and storage, industrial workshops with high load-bearing capacity, energy-efficient cold storage for food and pharmaceutical preservation, large-span hangars for aircraft maintenance, high-end hotels and residential apartments with aesthetic and structural stability, commercial shopping malls with flexible space design, modern office buildings that meet green building standards, exhibition halls with large open areas, gymnasiums with anti-seismic and noise-reducing features, and specialized chicken houses optimized for breeding environments. Each solution is tailored to the unique requirements of customers, ensuring both functional practicality and long-term operational safety. Since its establishment, our company has provided perfect steel structure solutions for customers in many countries, including Saudi Arabia, Niger, Djibouti, El Salvador, Somalia, Guyana, Canada, Singapore, Philippines, East Timor, Georgia, Fiji, Australia, Guatemala, etc. If you are looking for steel structure solutions, please feel free to contact us. We will provide you suitable solution with professional service. Welcome to visit our factory, and we look forward to cooperating with you soon!

About Us

Introduction of Ningbo Kingwin Co., Ltd.

"Shenzhen Jialiang Insulation Material Co., Ltd" is a wholly-owned subsidiary of "Shenzhen Yizhong Industrial Co., Ltd". Yizhong Industry, formerly known as "Shenzhen Jialiang Foam Adhesive Co., Ltd. ", was founded in 1993 with a paid-in capital of 70 million yuan. In 2001, it changed its name to Yizhong Industry, specializing in the investment and establishment of thermal insulation material enterprises. At present, Yizhong Industry has two wholly-owned subsidiaries, namely "Shenzhen Jialiang Insulation Material Co., Ltd. " and "Huizhou Jialiang Insulation Material Co., Ltd. ", and has three self-owned property parks, which are located in No. 87 Zhugu Road, Wulian District, Shenzhen City, Longgang District, Wulian Jiangjun Hat Road, No. 33 Park, and Fuhe Industrial Park, Futian Town, Boluo County, Huizhou City. It covers a total area of 80, 000 square meters, employs about 300 people, and has annual sales of nearly 250 million yuan.

Huixin Metal Products Co., Ltd. Was established in 2002, located in Zhaoqing City, China. We have nearly 22 years experience in greenhouse industry and 13 years experience in outdoor products. Our factory has covered an area of more than 24, 000 square meters. We have own brand HXGREENHOUSE and"HUIXINOUTDOOR", mainly producing glass greenhouses, polycarbonate greenhouses, pergolas, carports, patio cover, and various greenhouse accessories, such as window openers, flower stagings, etc.

Qingdao Ruly Steel Engineering Co., Ltd is a professional steel structure design, research, fabrication and construction company, located in Qingdao, China. Our company's steel structure processing plant now covers an area of 35, 000 square meters, plant20, 000 square meters. More than 100 employees. The monthly production capacity for steel structure is more than 2000 Tons.

    Over the past more than ten years, the company has completed a strategic upgrade from 'deepening domestic sales -- building technical foundation -- global layout' with its own factory as the cornerstone. In the first eight years, it focused on the domestic market and became a leading core supplier for high-speed rail and power grids, leveraging its technical advantages in polyurethane new materials and transformer components.

1. Company Overview

Beijing HOLTOP Air Conditioning Co., Ltd. Has been specialized in air-to-air heat recovery and ventilation industry for more than 15 years. We have become one of the most biggest and famous one among China native similar enterprises. Headquarter based in Zhong Guancun North area of SCIENCE PARK, Beijing. The construction area covers 30, 000 m2, including plant area 20, 000 m2 and office building area 10, 000 m2. Yearly production capability reaches 100, 000 heat recovery equipments. HOLTOP independent developed high efficiency heat wheel, air to air plate heat exchanger, heat recovery AHU, HRV, ERV, fan coil etc. Products are trusted by native and overseas customers because of advanced technology, good quality and service. Among these products, HRV/ERV and rotary/plate heat exchanger have been maintaining market share first for many years.

Weifang Sainpoly Agricultural Equipment Co., Ltd. is located in the Huanglou Town, Weifang City, which is hailed as " The Most Important Town for Flowers in Northern China". We are majoring on the greenhouse materials manufacture, sales and technical services. We are engaging in the advanced greenhouse projects and designing. It is covers 30, 000 square meters in 2009 our company started to produce greenhouse relevant materials in 2014 our company started our foreign trade business which is the first company doing greenhouse exporting in local area. We are also a professional greenhouse supplier in providing all kinds of systems and their materials. More and more companies have built up cooperation with our company based on the advantages of the quality and price of our products.

Anhui Tpack Import & Export Co., Ltd., located in Luan City, is a professional enterprise with over 12 years of R&D experience, Our team is dedicated to creating top-notch greenhouse systems, offering expert solutions for indoor and under-glass cultivation. With an independent R&D design and service team, develop customized products tailored to different customer needs. Our main business is Greenhouse Film; Greenhouse Glass; Greenhouse PC-board; Blackout greenhouse; Vertical hydroponic; Dutch bucket; Hydroponic NFT System; Seedbed; Grow tent; Full Spectrum LED Grow Light; Grow Container; HVAC System. We provide comprehensive one-stop services, always customer-centric, and recommend personalized configuration solutions based on specific requirements. Supported by our own factory, complete qualifications, and specifications, we offer full customization and OEM/ODM professional services-from R&D design to sample production-tailored to your brand. Our products are exported globally, mainly to Europe, America, Asia, Southeast Asia, the Middle East, and other regions. Welcome to visit and negotiate business with us.

Henan Qianmu Machinery Equipment Co., Ltd. is a modern enterprise that integrates research and development, engineering design, manufacturing, installation, and service of animal husbandry products. It specializes in producing various poultry and livestock breeding equipment, including automatic feeding cage systems for chickens, ducks, geese, birds, etc., automatic drinking water systems, automatic manure cleaning systems, automatic egg picking systems, automatic cooling and heating systems, egg sorting systems, etc; In recent years, the company has constructed standardized, automated, and large-scale egg laying chicken farms, breeder chicken farms, broiler chicken farms, and chick rearing farms that meet domestic and international standard feeding standards. Since its establishment, the company has always adhered to the business policy of "technology, quality, and reputation" as the foundation of its products We always adhere to the practical and scientific development concept, and have developed modern and scientifically effective cage rearing systems for commercial laying hens and broiler chickens, automated and automatic weighing feeding systems for egg laying chickens, and automatic egg collection systems. Our products have the advantages of reasonable structure, stable performance, high quality and low price, stability and durability.

Xi'an ZhongYi Clouds Technology Co., Ltd.: From Precision Instruments to Intelligent IoT Ecosystems

NCC is a manufacturer of noise control services and acoustic products. We have taken the lead in developing multiple sets of noise control solutions in various fields such as commercial buildings, medical audiometry, industrial engineering, power equipment, subways and tunnels, performance buildings, and noise reduction laboratories. We provide customers with power supply audiometry rooms, semi anechoic rooms, soundless rooms, shielded rooms, listening rooms, fireproof soundproof doors, ventilation silencers, exhaust silencers, and noise reduction louvers Comprehensive professional services and technical support for the design, manufacturing, and installation of cooling tower noise control. Our products sell well in Guangzhou, Shenzhen, Beijing, Tianjin, Shanghai, Jiangsu, North China, and other places in Guangdong.

Weifang U-Best Husbandry Equipment Co., Ltd is located in Weifang City, China, which is two hours drive to Qingdao Port. Our company is one of the largest manufacturers of poultry farm equipment. With the support of advanced management and strong engineering teams, we professionally design and produce high quality, energy saving and environment-friendly products. Our factory mainly produce poultry farm equipment such as silo system, automatic pan feeding system, automatic nipple drinking system, ventilation system, cooling pad system, heating system, fogger spraying and disinfection system, environment control system and curtain etc.

Qingdao Xin'guangzheng Husbandry Co., Ltd. is a subsidiary of Qingdao Xin'guangzheng Group. Our company's main product is intelligent livestock breeding equipment, providing global customers with services including research and development (R& D)design, manufacturing, installation and after-sales service. Xin'guangzheng Animal Husbandry Co., Ltd. is always committed to providing customers with more complete R & D and customized services with more advanced technologies, from efficient ecological breeding communities to complete complex commercial farms, providing integrated livestock husbandry solutions. Our company has qualification certificate of Chinese overseas contracted project operation issued by the Ministry of Commerce of the People's Republic of China. The scope of services is global and it is the pioneer of China's "Belt and Road" development strategy. Livestock breeding equipment products have been exported to more than 30 countries and regions.

Since 1996, Qingdao Xinguangzheng Group Has been specialized in designing and manufacturing steel structure workshop, steel structure warehouse, steel structure aircraft hangar, steel structure building, steel structure poultry house and prefab houses. We also passed approval of CE, BV, SGS and ISO9001 Certification. We can send our engineer to the project site overseas. Besides, We also have our own abroad guiding installation team consisting of more than 30 people. Our steel structure buildings products have been exported to Ethiopia, Tanzania, Nigeria, South Africa, Algeria, Dubai, Saudi Arabia, Thailand, Australia, France, Germany etc. Around the world.

Wuxi Biogreen Pharma Technology Co., Ltd, established in 2004, is a professional manufacturer engaged in the research, development, production, sale, and service of Pharmaceutical/Food industry cleanroom turn-key project. It is located in Wuxi City, Jiangsu Province. According to the industry and actual needs of customers, it can design cleanroom solutions that meet GMP standards. Their professional engineering team has over 10 years experience for construction and installation, dedicated to strict quality control and thoughtful customer service, ensuring full customer satisfaction.

Shandong Anxia HVAC Equipment Co., Ltd. Stands as a leading provider of comprehensive HVAC solutions, headquartered in Shandong Province, China. We distinguish ourselves through the end-to-end supply, installation, and maintenance of advanced climate control systems, including high-efficiency refrigeration and solar thermal technologies. Our commitment extends beyond mere product distribution; We are dedicated partners in creating sustainable, healthy, and comfortable indoor environments for clients across residential, commercial, and industrial sectors. By forging strategic partnerships with global giants like LG, Daikin, TCL, EK, Hisense, and TICA, we deliver top-tier products tailored to the unique demands of diverse projects. Driven by a mission of excellence, we leverage cutting-edge technology to not only meet but exceed expectations, ensuring optimal performance and energy efficiency for every system we deploy. At the core of our service offering is a highly experienced and dedicated engineering team. We understand that every project has unique requirements dictated by architectural design, local climate conditions, and specific usage scenarios. Therefore, our design service is not a one-size-fits-all approach but a meticulous, customized process. Our engineers work closely with clients from the initial consultation, analyzing provided blueprints and conducting on-site assessments to understand the environmental context. Whether it's a sprawling commercial complex requiring precise zonal temperature control, an industrial facility needing robust ventilation, or a residential property demanding quiet and efficient comfort, our team performs detailed load calculations and system modeling. We specialize in the selection and design of complex central air conditioning systems, ensuring the proposed solution is perfectly matched to the building's needs. This tailored design phase is crucial, as it guarantees system compatibility, maximizes energy savings, and ensures long-term operational stability, ultimately delivering a climate control solution that is both effective and economical. Our strategic alliances with world-renowned manufacturers like TICA, Daikin, and LG form the backbone of our procurement service. These partnerships grant us direct access to the latest innovations and a vast portfolio of high-quality equipment, from advanced variable refrigerant flow (VRF) systems and chillers to specialized heat pumps and solar thermal solutions. We act as a single point of contact for all HVAC equipment needs, simplifying the procurement process for our clients. Our team manages the entire supply chain, from product selection and order placement to logistics and timely delivery. This streamlined approach not only saves our clients valuable time and resources but also ensures they receive genuine, top-tier products backed by full manufacturer warranties. Our deep understanding of the technical specifications and application ranges of our partners' products allows us to recommend the most suitable and cost-effective options, ensuring every investment delivers maximum value. Our commitment to excellence extends far beyond installation. We believe that superior after-sales service is the key to ensuring the longevity and efficiency of any HVAC system.  This includes professional commissioning and system (commissioning) to ensure everything operates according to the design specifications. We offer comprehensive user training, empowering facility managers and homeowners with the knowledge to operate their systems efficiently. Our service agreement includes scheduled preventive maintenance, which involves regular inspections, filter cleaning, and performance checks to identify and address potential issues before they escalate into costly repairs.  

Gofreeaircon Co., Ltd. is a professional central air conditioning solution provider. Specializing in the design, sales and installation of central air conditioning products, covering household air conditioners, such as wall-mounted, floor-standing split air conditioners, commercial and industrial air conditioners, such as VRF system air conditioners, and refrigeration systems including air-cooled combined scroll/screw type Chillers, water-cooled scroll/screw centrifugal chillers, commercial rooftop charter units, precision air conditioners for communication data centers, including air handling units and fan coil units, etc. The products are are sold to global of world, such US, Africa, Indonesia, Japan, Saudi Arab etc. We offer end to end support: Pre-sale consultation, flexible orders, 24/7 after sales service, and trade compliance expertise. Committed to sustainability, we prioritiae low -GMP refrigerant and carbon offset programs. This broad product range provides complete air conditioning solutions for a variety of applications. The brands distributed include Gree, Midea, Dunant, York, McKay, etc.

Established in 2001, Weizhengheng Group covers an area of 480, 000 square meters and has 10 branches, with more than

Hebei Zhongcheng Tongchuang Integrated Housing Co., Ltd. is a new enterprise specializing in the production of folding houses, integrated houses, modular houses, intelligent houses, steel structure houses, prefabricated houses, energy-saving houses, prefabricated building containers and supporting facilities research and development, production, sales, leasing and maintenance.

Qingdao Ruigang Heavy Industry Co., Ltd (hereafter referred as Ruigang) is a national high-tech enterprise specialized in design, manufacture and installation of steel structure buildings. Ruigang is located in the West Coast New District of Qingdao, about 30 kilometers away from Qingdao Port, covering an area of over 30, 000 square, and has around 115 employees.

With over two decades of experience in the steel structure and steel materials industry, we remain committed to quality and empower global cooperation. We are a comprehensive enterprise integrating steel structure R&D, production, sales, and foreign trade services. Since our factory was established in 1996, we have always been dedicated to professionalism and integrity, accumulating profound technical expertise and a strong market reputation within the industry.

Qingdao SuperM Steel Co., Ltd launched in 2008 and started export business since the year 2010, who has been becoming the leading company of Steel Building Construction & Steel Fabrication products. SuperM Steel gradually grow into a well-known brand in China.

Qingdao Jingdao Credit Construction Steel Structure Co., Ltd.(abbreviated as JDCC) is a professional enterprise specialized in designing, manufacturing, marketing and construction high quality steel structure, prefabricated house and container house.We have professional steel structure engineering contracting first class qualification, with more than 22-year-limited warranty in steel building manufacturing and design.