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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.

Yasheng Green Construction (Shandong)Steel  Structure Engineering Co., Ltd. (Hereinafter referred to as "YashengLvjian")is a construction enterprise established earlier in China which integrates steel structure design. Production andinstallation. Its headquarters islocated in Guangrao Economic Development Zone, Dongying, Shandong Province, the beautiful and rich hometown of Confucius. It is adjacent to Zibo in the south and Shouguang City, Weifang, which is rich in greenhouse vegetables and exports at home and abroad. It is connected with Qingzhou City in the southeast. Boxing in the west, and Laizhou Bay in the Bohai Sea in thenortheast.

Our company specializes in the field of precision mechanical processing, offering products across five categories: Shafts, tubes, plates, blocks, and sheet metal frames. Among these, the precision of shafts and tubes aligns with German standards, making them suitable for high-requirement export scenarios. The dimensions of plates and blocks are stable, allowing for non-standard customization and small-batch production of multiple varieties. The sheet metal frames feature integrated metal welding and milling processes, with built-in gantry fine-tuning, enabling overall post-welding processing to ensure reliable product frame precision. We possess composite processing capabilities such as turning, milling, metal welding, and fine-tuning, and utilize dual-machine, dual-wait production lines to enhance efficiency.  We are committed to providing one-stop machining services from precision parts to finished frames, and our registered scope of operations encompasses the following: Research and development of mechanical equipment; Manufacturing of metal cutting machine tools; Manufacturing of general equipment (excluding special equipment); Manufacturing of automobile parts and components; Manufacturing of bearings, gears, and transmission components; Sales of mechanical equipment; Sales of metal tools; Sales of mechanical parts and components; Technical services, technology development, technical consultation, technical exchange, technology transfer, and technology promotion; Import and export of goods; And import and export of technology. (All business activities are carried out independently with the business license in accordance with the law, except for projects that require approval. )

Ridge Steel Buildings Co. Ltd. was established in 1998 in Quanzhou China, specialized in design, manufacture and supply of pre-engineered steel structure buildings.

Qingdao Century Hengyuan Machinery Co., Ltd. is a powerful company engaged in different fields of mechanical parts manufacturing.

Xiangxinghe, an expert with more than 25 year experience on services cover metal welding fabricaton, large CNC machining up to 100 tons, small CNC machining, mechincal assembly and surface treatment.

Yantai Guocheng Metal Co., Ltd. Was established in 2017, specializing in the production of metal products and accessories. As a comprehensive metal processing and manufacturing enterprise, GUOCHENG enjoys solid experience and advanced production tools. Located in China's Shandong Province, GUOCHENG has chosen a strategic location that provides the necessary proximity for the development of its operations. It is located close to major highways, just a 2-hour drive from Qingdao. Our engineering department employs specialists in the design and production of metal structures. Our mechanical welding know-how and compliance with industry standards guarantee maximum quality control.

Jinan Xingya Metal Material Co., Ltd. is a comprehensive enterprise specializing in steel structure industry as well as the design, R&D, fabrication, and installation of steel structures. Possessing independent import-export rights, the company holds a Class-A Specialized Design Qualification for Steel Structures and A Grade-I Steel Structure Manufacturing Certification. It is also accredited with multiple international certifications including AISC (American Institute of Steel Construction) and CE1993/ 1090

Anhui Honglu Steel Construction (Group) Co., Ltd., founded in 2002 and listed in 2011 (stock code: 002541), is a leading steel structure enterprise in China. Headquartered in Hefei, Anhui Province, the company operates large-scale manufacturing bases in Hefei, Wuhan, Jinzhai, Chongqing, and Guoyang, covering an area of more than 5 million square meters, with an annual production capacity of over 6 million tons of steel structures and 30 million square meters of slabs.

Shenzhen Runze Hardware Technology Co., Ltd., a professional Manufacturing and Trading Combo was established in 2003 and is located in Shenzhen City Guangdong Province, enjoying convenient transportation and beautiful environment. With 17 year history of development, we have gradually shifted from the domestic market to the development strategy of the international and domestic markets.

Qingdao Xinguangzheng Steel Structure Co., Ltd. is a company specializing in designing, developing, manufacturing, selling steel structures and undertaking various kinds of steel structural projects. We have possessed more than 80 sets of large precise and domestically advanced processing equipments, including large gantry planing machines, automatic submerged arc welding machines, assembling machines, slitters, shot blasting machines and so on. Various types of steel building materials produced by our company, such as color-coated steel tiles and sandwich panels, are widely used in different areas. Our products are not only sold all over the country, but also exported to Japan, South Korea, the United States, UAE, Australia, Africa and other countries and regions.

In the past 16 years, Hebei sanjuyuan Steel Structure Engineering Co., Ltd. Has been committed to producing high-quality steel structure building kits, prefabricated houses, chicken houses and container houses for customers from all around the world.

Pengyuan Heavy Industry Technology (Guangdong) Co., Ltd., founded in 2021, is a high-tech enterprise under Guangdong Pengyuan

Xiamen Shinejoy Zhu Gong Co., Ltd. is a steel structure and modular construction company founded in 2016, headquartered in Xiamen, China. The company serves a wide range of applications including steel-frame industrial plants, warehousing & logistics facilities, cultural tourism resorts, boutique B&BS, and rural revitalization projects - delivering turnkey solutions from design to installation.

MESCO STEEL was founded in 2007, headquarter locates in Dalian city, Liaoning province, now there are 32 employees. MESCO is a famous supplier of coated steel series products in northeast China, it is the biggest private steel export enterprice in this area as well. The main products are: Aluminized steel; ZAM steel; Prepainted coil / sheet; Powder pre-painting steel; Galvanized steel coil / sheet; Galvalume steel coil / sheet; Cold rolled steel coil / sheet

Yantai Jedha Industrial& Trading Co., Ltd has nearly thirty -year experiences on GI& PPGI, Steel Sandwich Panels producing and trading. Good reputation, quality of service won sincere trusts of our domestic and abroad Clients. JEDHA has exported his products to Europe, America, Oceania, Africa, Middle East, Southeast Asia and other Parts of the world, gained more than fifty million RMB annual outputs.

Shandong Huacang Steel Structure Co., Ltd. is a professional comprehensive enterprise deeply rooted in China's Shandong steel structure industrial cluster, integrating R&D, design, production, installation and after-sales service of steel structure systems. Centered on the core business of prefabricated steel building products, the company covers full-series core products including steel structure floor decks, steel portal frames, prefab warehouse workshops, steel villas, high-rise steel components and supporting steel materials, and provides customized one-stop engineering solutions for global customers. Located in Liaocheng, Shandong, the core gathering area of China's steel structure industry, the company has a 20, 000-square-meter modern intelligent production base, introduces multiple sets of fully automated cold-formed steel forming lines, CNC welding equipment and non-destructive testing systems, with an annual production capacity of over 30, 000 tons of steel structure products. All core products strictly comply with national GB standards, American AISC standards and European EN 1090 certification requirements, and have passed the ISO 9001 quality management system certification, to ensure that every delivered component has excellent performance in load-bearing capacity, seismic resistance, corrosion resistance and installation accuracy. Since its establishment, the company has always adhered to the service concept of "Quality First, Customer Centric", and has successfully delivered thousands of stable steel structure projects covering domestic industrial factories, logistics warehouses, commercial complexes, prefab residential buildings and agricultural greenhouses. Its products are exported to more than 30 countries and regions in Southeast Asia, Africa, Europe and North America, and has established long-term stable cooperative relations with many well-known construction enterprises at home and abroad, winning wide industry recognition with reliable product quality and efficient full-cycle service. Focusing on the future, Shandong Huacang Steel Structure will continue to take low-carbon prefabricated steel structure technology as the core driving force, continuously optimize product performance and construction efficiency, and is committed to becoming a trusted global steel structure system solution provider, creating higher value for partners in the construction industry.

COMPANY PROFILE:

Qingdao KXD Steel Structure Co., Ltd, is a professional enterprise specializing in designing, developing, manufacturing, marketing and constructing high quality steel structures, prefabricated houses and container houses. We have professional steel structure engineering contracting first class qualification and ISO9001: 2000 quality system certification.

As the co-founder of FAMOUS Engineering Company, Mr. Tomy GAO has been in the construction field for many years, and established series of companies with the target to create ecological chain in the building construction industry.

Shanghai ALI-MAMA STEEL TRADING COMPANY. Known as Ali-Steel, pioneered in 2020, based in Shanghai, ALI-STEEL is a professional one-stop steel products supplier. Our business philosophy is"keep improving & win-win cooperation". We furnish best steel and strict quality management, perfect after-sales services, reasonable product prices, good customer reputation as we have faith in integrity of the our business philosophy. We realize the common development of customers, employees and enterprises. We have won trust and support of customers from all over the world. Selling steel all over China and mainly exported to South America, Southeast Asia, Middle East, South Africa, Australia and many more. Our company's main products: VARIOUS CARBON STEEL AND STAINLESS STEEL PIPE AND FITTING, STEEL CONSTRUCTION FABRICATION AND PRODUCTS, Metal including ERW steel pipe, LSAW STEEL pipe and SSAW STEEL pipe, Seamless steel pipe and galvanized Zinc steel pipe, square and rectangular steel pipe, steel plates and steel billets.

Wanmulin Wood Group Co., Ltd., established in 1989, is a production-oriented foreign trade enterprise integrating production factories and international trade. It has its own import and export rights and the ability to manage international trade independently.

Zhangjiagang Ziqiang Machinery Co, Ltd. Is mainly engaged in the research and development, production, sales and trade of automatic one-step "injection-blowing"blow molding machine and supporting "injection-blbwing"mold manufacturer. The company is located in Zhangjiagang City, a national heaith and civiized cityt enjoys an advantageous geographical location and convenient transportation.

Huai 'an Jian Gong Nylon Products Co., Ltd. Was founded in 1989. Jian Gong Nylon is a comprehensive enterprise integrating professional research and development, production and sales. The company is located in the Economic Development Zone of Huai 'an City, covering an area of 78, 000 square meters, with over 300 employees, fixed assets of 250 million yuan, an annual production capacity of over 5 million nylon products, and an annual sales volume of 400 million yuan. The product research and development and testing center established by the company constantly updates and develops MC nylon products with independent intellectual property rights. The products have obtained GJB9001C-2017 military quality system certification, ISO9001 quality system certification, and IATF16949 automotive quality system certification. Obtained ISO14001 Environmental Management System and ISO45001 Occupational Health and Safety Management System certifications; In addition, the company has maintained long-term technical cooperation with well-known domestic research institutions and universities such as the Institute of Physical Chemistry of the Chinese Academy of Sciences in the field of scientific research. It has been repeatedly honored with titles such as "National High-tech Enterprise", "Specialized, Refined, Unique and Innovative Small and Medium-sized Enterprise", "Enterprise Technology Center", "Innovative Service Enterprise", "Jiangsu Province Private Technology Enterprise", "Member of China Construction Machinery Association", "Member of China Construction Machinery Engineering Association", and "Member of China Elevator Association". We have established stable strategic cooperative partnerships with well-known enterprises such as Otis Elevator, Xio Elevator, Giant KONE, Toshiba Elevator, Yongda Elevator, Xizi Elevator, Shenlong Elevator, Guandi Elevator, Kuaiyi Elevator, Lingwang Elevator, Zoomlion, Sany Heavy Industry, XCMG Group, Foton Daimler Automotive, BAIC Heavy Truck, and FAW Jiefang. Jian Gong Nylon has been constantly introducing advanced production equipment and possesses over 300 types of CNC machine tools. In 2025, it will introduce an advanced MC nylon casting production line, achieving integration of mechanical and electrical systems, digitalization, and intelligent control. This project is scheduled to go into production in the second half of the year, with an annual output of 15, 000 tons of cast iron parts, achieving full independent production of the entire process of elevator cast iron wheels and traction wheels.

DONGGUAN YULIANG ROTATIONAL PLASTIC CO...Ltd. Is a comprehensive production base integrating mold development and rotomolded product manufacturing. The factory covers an area of over 12, 000 square meters. Currently, there are 15 mold processing CNC machines and 5 rotomolding shuttle machines. The company's predecessor specialized in mold research and production, gathering a large number of professional mold development teams and talents, and accumulating a lot of mold design, development, and production experience.

A. Company Profile

Qingdao Inworth Tech Co., Ltd.

Anhui Yaohai Steel Structure Construction Group is a comprehensive enterprise integrating architectural design, steel structure production and installation, general contracting for building construction, and new energy vehicle city development. The group owns several subsidiaries, including Anhui Yaohai Steel Structure Construction Co., Ltd., Hefei Yaohai Steel Structure Construction Engineering Co., Ltd., and Hefei Yaohai New Energy Co., Ltd.

Fujian Rongsheng Steel Structure is a large-scale steel structure full industry chain group company that integrates steel trade, design, production, and installation of steel structures. It is a national high-tech enterprise in China. Our company has the first-class qualification for professional manufacturing of steel structures in China. Since its establishment in 2004, we have multiple professional steel structure production bases in Quanzhou, Fujian, Anlu, Hubei, Phnom Penh, Cambodia, Manila, Philippines, etc. We have strong production capacity and engineering projects involving factories, warehouses, shopping malls, exhibition halls, hotels, apartments, training centers, power plants, airports and other fields. Our annual production capacity is 90000 tons of various steel components and 3 million square meters of enclosure color plates. The company has developed a comprehensive steel structure design and production system, as well as a set of standardized installation procedures, in the process of serving numerous property owners. It currently has over a thousand employees, including more than 200 middle and senior engineers.

Henan Canglong Steel Structure Engineering Co., Ltd. is an one- stop supplier specializing in steel structure designing, manufacturing, transporting and installing well known around the world.