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Through the power of technology, LONGWIN GROUP hope to create a better future by striving to solve various social issues faced by the world.

HV Hipot Co. Is a high-tech enterprise professionally engaged in R & D, manufacture, and marketing of power testing products, instrumentations, power industry automation systems, which are supplied for national power companies, metallurgy petrochemical corpations, factories and public institution.

Chongqing Yuhan Technology Co., Ltd. Was established in 2017, with a mission to connect high-quality chemical raw materials with global markets. Over the years, we have grown from a local supplier into a leading player in the international trade of chemical raw materials and reagents, serving industries such as electric power, metallurgy, agriculture, pharmaceuticals, textiles, plastics, and research institutions, with clients around the world.

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Jiangxi Westar Lighting Technology Co., Ltd was founded at the begining of 2016, we have specilized in import and export of foreign trade since 2009.

Borui New Energy Technology (Shanghali) Co., Ltd, is headquartered in Shanghai and is a professional manufacturerof powder automatic unpacking, metering, batching, pneumatic conveying, mixing and stirring, and automaticpackaging production lines. We provide clean, eficient, and safe production line equipment and smart factory overallsolutions for new energy materials, fine chemicals, pharmaceuticals, and food industries. Borui Technology takesprocess equipment and automatic control as its core, adhering to the operating philosophy of "honesty, efficiency, andtrustworthiness", and providing excellent products and professional and timely after-sales service to many customersThe company's main products include powder automatic unpacking machines, various storage and metering silosactivation hoppers, screw conveyors, ton bag packaging machines, pneumatic conveying systems, as well as variousmixing and stirring equipment and stainless steel reaction vessels. After years of intensive cultivation, we haveaccumulated a wealth of experience and mature solutions.

About Tianjin MR

Ningbo Surest Chemical Co., Ltd. is a company that deals in a variety of chemical raw materials and is committed to providing high-quality chemicals to customers around the world.

Ningbo Hyuan Power Industry Co., Ltd was found in 2006, It is a professional company which is involved in Complete supply, Designing, manufacturing, Consulate and Service of equipment and system of Substation and transmmission up to 245kv

BGT Technology (Beijing) Co., Ltd. is a leading high-tech enterprise specializing in national disaster prevention and early warning solutions. With expertise spanning research and development, production, marketing, project implementation, and after-sales service, we provide comprehensive hydrological and meteorological monitoring equipment and technical services. Our innovative product portfolio includes monitoring devices, communication systems, early warning solutions, and a cloud platform, all powered by cutting-edge technologies such as the Internet of Things (IoT), big data, and advanced wireless communication.

CSPOWER BATTERY TECH Co., Ltd is a professional manufacturer and exporter of environmental friendly Rechargeable Deep Cycle AGM Sealed Lead Acid (SLA) Batteries, Solar GEL Batteries, Front Terminal Battery, High Temperature long life GEL battery, OPzV Battery, Car/Auto Batteries, Telecom Batteries, Lithium batteries and other Solar related products such as Solar inverter, Solar charger controller, Solar panel and so on.

Shandong Lingxiang New Energy Technology Co., Ltd., a core enterprise under Lingxiang Electronic Technology Group, focuses on R&D, manufacturing, sales and full-process services of new energy battery equipment. Relying on the group's 20-year industry accumulation, it has become a benchmark in China's new energy battery full-life cycle management equipment field. Committed to providing efficient, stable and cost-effective solutions for global customers, it has won wide recognition with professional R&D team, advanced equipment and thoughtful after-sales service.

Guangzhou Hongzhouyi Technology Co., Ltd was established in 2022, specializing in the supply of Flexible Solar Panels, Bendable Solar Module, Bending PV Module, Curved Solar Powered Panel for Electric Golf Cars, Patrol Cars, Tourism cars, Yachts, Roof Power Generation Systems, Backpacks, Tents and Various Curved Surfaces. Foldable Solar Charger Bag Panel is mainly for the Camping, Hiking, Climbing, or any outdoor activities. Abnormal Shape and Size of SMT Lamination mini Small Panels for Solar Yard Light, Solar Power Bank, Solar Toy Car, Solar LED Light, Solar Electronic Scales, Solar Energy Monitoring, Solar Garden Light, Solar GPS Lock, Solar TPMS, Mobile Charger, Lawn Lamp, Portable Lantern, Street Lamp, Traffic Lights, Christmas Lights, Walkman, Toys etc.

Hangjia Technology is founded in 2015. The company is headquartered in Nanjing and has R&D and manufacturing bases in Shenzhen and Wuxi. As a national high-tech enterprise, the company focuses on the R&D, production, sales and service of various sensors, measurement and control systems and the Internet of Things. The company adheres to the product concept of professionalization, customization and intelligence, from technical consultation, professional customization to final on-demand mass production, to help customers optimize the process, create and deliver value.

Dongguan Dengfeng Green Energy Technology Co., Ltd. Was established in September 2022, it has three manufacturing plants, namely Shenzhen Dengfeng (founded in 2009), Jiangxi Dengfeng (founded in 2018), Dongguan Dengfeng (established in 2022). Products include but are not limited to: New energy technology research and development, online and offline energy storage power supply, emergency power supply and lighting product research and development, solar and wind power related to household energy storage grid-connected or off-grid power supply technology research and development, production, sales and service, battery sales, portable outdoor power supply, communication UPS, uninterruptible power supply (UPS) emergency power supply (EPS) distributed energy storage power station, semiconductor optoelectronic products design and development, sales and service; Sales, investment, R&D, design, installation, construction and maintenance, operation of charging facilities for new energy vehicles, etc. The automated production equipment of Dengfeng factory is highly efficient, and the testing instruments are advanced and precise to ensure that each product is of high quality and stable and reliable. The certificates include ULETLTUVCBCEROHSMSDSUN38.3 and so on. Dengfeng has more than 3, 000 square meters of warehouses in Europe, and more than 30 people in the R&D, sales and service team in the Netherlands.

Guangdong HuanKai Microbial Sci. & Tech. Co., Ltd. is a national high-tech enterprise under the Guangdong Institute of Microbiology which is attached to Guangdong Academy of Sciences. Since established in 1993, HuanKai has adhered to the strategy of scientific and technological innovation and development, and has formed four product lines including microbiological testing reagents and consumables, digital laboratory instruments, physical and chemical rapid water detecting products, and high-efficiency environmentally friendly cleaning agents and disinfectant, both are with independent intellectual property rights. More than 2, 000 varieties of products are widely applied in mainland China, Hong Kong, Macao, Taiwan and Southeast Asia. Huankai has developed into an important R&D production base for domestic food and drug safety monitoring and control technologies and products. Is is committed to providing a comprehensive microbiological safety solution for the food and pharmaceutical industries. "Focus on microbial monitoring and control, escort for food & drug safety" is the mission of HuanKai! Relying on the Guangdong Institute of Microbiology and its own advantages, HuanKai has strong R&D capacity and good scientific research conditions integrating with international advanced results, and has established the Guangdong Food Microorganism Safety Engineering Technology R&D Center. Qingping Wu, the founder and chief scientist of the company, has been engaged in research in bio-safety monitoring and control, microbial fermentation engineering for a long time. In terms of innovation achievements, the company has won 2 national science and technology awards, 11 provincial and municipal science and technology awards, and 2 outstanding Chinese patent awards. HuanKai have applied for 142 patents and 88 of which are granted, including 60 patents for invention. In addition, more than 200 papers have been published in domestic and foreign academic journals. At the same time, Huankai actively undertakes the formulation of national standards and industry standards, and played a leading role in the formulation of the"Quality Control Standard for Culture Medium GB4789.28-2013", and participated in formulating microbial national standards for natural drinking mineral water and packaging drinking water. Huankai has industry-leading R&D and production hardware. It is located in the R&D production base of Guangzhou Science City. It has established many advanced production lines and high-standard R&D and quality control laboratories. It has attained ISO9001, FDA, GMP and other quality management systems certifications. Huankai has successively obtained National High-Tech Enterprise, Academician Workstation, Post-doctoral Innovation Practice Base, the enterprise actively undertaking national industry standards formulation, Guangdong Famous Trademark, Guangzhou Famous Trademark and other qualifications. Is also has outstanding and independent innovation capability and product technology advantages in China. Taking the lead in the industry, Huankai has made positive contributions to the development of China's food and drug safety industry and Guangdong's bio-industry! 2. Corporate Culture Corporate MissionFocus on microbial monitoring and control, escort for food & drug safety. Enterprise SpiritStruggle to progress, casting excellent quality; Positive at innovation, co-creating biology safety.

Shanghai MSS established in 2018. We are an enterprise with import and export trade as its main business. The company is devoted to Optical products R&D and sales such as industrial microscope, camera, lens, illumination and so on. We have unique experience and efficiency in many fields such as Factory product inspection, industrial vision, industrial automation. According to customer's specific needs and personality ideas, we can suggest and make it best choice of product or plan for them. Both hardware and software, we can help customers or end users solve problems through the price, technical correspondence, replying speed, after-sales service and other links by our Chinese Industry internal supply chain resources accumulated over the years. Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Shanghai Boqu Instrument Co., Ltd was established in 2007, and located in Kangqiao Town Pudong New Area Shanghai. It is the professional manufacturer of electrochemical instrumentation and electrode combine with the R&D, production and sales. The main products include pH, ORP, conductivity, ion concentration, dissolved oxygen, turbidity, alkali acid concentration and electrode etc.

Tianjin Grewin Group is concentrating on transformers for 25 Years and complianted by ISO9001: 2015, CB, IEC CB, CE etc. We're always pay great attention to its business philosophy "Quality and Honesty First". Grewin is specialized in the design and manufacture of wound components such as transformer, current sensors, chokes etc. Windely used in communications, electronics, meters, industrial control, medical equipments and other fields. We are also a provider of power meters and tape and winding machines. 85% of its products exported to America, Europe, and Asia etc. We sincerely invite you to join us to create a bright future.

Jiangsu Jiechuang Science and Technology Co., Ltd. Was established in 2000 and is a professional manufacturer specializing in instruments and electrical products. The company is located in Jinhu Industrial Park, Jiangsu Province, China, covering an area of 100, 000 square meters, with a total of 582 employees and total assets nearing 800 million RMB.

Founded in 2001, Holykell is a High-Tech Enterprise integrating R&D, production and sales. The company have gathered a number of excellent domestic technical experts in various fields such as automation, electronics, machinery and computer. More than 80% of HOLYKELL employees have bachelor's degree. At present, HOLYKELL has more than 120, 000 customers worldwide and it's products are exported to 109 countries in Europe, America, Australia, Africa, SouthEast and Asia. In the latest petrochemical industry, our newest products have the advantages

Shenzhen Cozy Electronics Co., Ltd. Was established in 2006, we focus on the production of auto-fuse, auto-fuse holder, current fuse, current fuse holder, temperature fuse, SMD fuse, resettable fuse and other components with different performance types and specifications. Our products are widely used in consumer electronics, mobile devices, household electrical appliances, lighting appliances, power supply and adapters, communication equipment, solar farm installations and industrial power control equipment car manufacturing and car modification and other fields.

Jining bst Import & Export Co., Ltd. Was established in 2002, the company registered capital of 1000000, is a set of engineering machinery, accessories production, sales agents, customer service, repair service technology as one of the professional management of joint-stock company, with engineering machinery fittings independent import and export qualification, at present the company's business scope covers Komatsu Shantui bulldozer, excavator, loader machine, roller and engine accessories such as host, engineering machinery crawler chassis parts, engineering machinery "four wheel", transmission parts, pieces of metal structures such as the four major categories of series, thousands of varieties of parts products, since the establishment of the company always adhere to the good faith management, relying on engineering machinery accessories international well-known manufacturers, the establishment of a sound market sales channels, professional customer service service system. With its high quality products, pure and reliable quality, fair and reasonable price, professional service has won high recognition of clients, has become China's construction machinery industry well-known agent enterprises. Baishite the unremitting efforts of all staff, the company's business scope covers the whole country, and explore the Eastern Europe, East Asia, South America and other international markets.

Taixing Suxing Co., Ltd. is the leader manufactory of operating table, X ray film processor, X-ray machines and developer & fixer liquid in China. We main produce "SX" all kinds of operating table, delivery bed, medical-use X ray film processors and industral-used deep channel automatic X ray film processors and 100mA, 200mA, 300mA, high frequency X-ray machines. Most of them pass CE and ISO certificate with high quality.

We: BR SOLAR Group,

HITEK ENERGY gets founded in 2018. As superior photovoltaic manufacturer, HITEK ENERGY's dedicated to providing sustainable and renewable energy solutions to strengthen homes, businesses and factories. With a passion for harnessing renewable energy, we strive to have a positive impact on the environment while helping our clients produce their own electricity, reduce their energy costs and become more independent.

Yangzhou Bright Solar Solutions Co., Ltd., an ISO 9001, ISO14001, ISO45001, IEC, CE&EN, EN40, RoHS, SONCAP, CCPIT, IES, IP67, SASO, SGS and CCC approved manufacturer, UN & NGO &WB Supplier.

Jinwo Electronic Technology is one of the leading professional lithium battery manufacturers in China, As a professional power battery expert, we not only provide customers high quality batteries, but also our senior engineers provide you Correct power solution and design for applications according to your products. "

Shanghai Anping Static Technology Co., Ltd. Was established in 1999 and is recognized as one of the pioneering high-tech enterprises specializing in the research, development, manufacturing, and application of electrostatic control and ionization technology in China. Since its foundation, the company has been committed to providing advanced static elimination solutions and ESD (Electrostatic Discharge) protection products for industrial customers worldwide.