Partner

Associated Spring (Associated Spring) is a wholly-owned subsidiary of Barnes Group of companies, is also the world's largest spring manufacturer, headquartered in Connecticut, the United States, since 1857 began to produce precision spring and metal parts in the United States, has rich manufacturing experience and famous customer groups. In the United States, Brazil, Mexico, Canada, the United Kingdom, France, Germany, the Netherlands, Sweden, Singapore, Shanghai and other places with factories and offices.

China Hangzhou Spring Washer Co., Ltd. is one of the largest and oldest spring washer manufacturers in China and even in the world. It was founded in 1972 and has a history of more than 40 years. For decades, the "Hang Bomb" brand has been deeply supported and trusted by the majority of customers, the product sales throughout North America, Western Europe, Japan and other countries and regions, with the United States General Electric, the United States Federal Railroad, Xiamen Industrial Shares, Dongfeng Motor, China National Heavy Duty truck, China Railway and other world-renowned enterprises supporting.

Zhejiang Meili Technology Co., LTD., founded in 1990 and listed on the GEM of Shenzhen Stock Exchange in 2017, stock code 300611, is a supplier of BMW, Volkswagen, Dongfeng Nissan and other world-famous vehicle and parts enterprises. The main production suspension system spring, power system spring, body and interior spring, precision stamping parts, precision injection molding and auto parts and other products.

China Bao Iron & Steel Group Co., LTD., headquartered in Shanghai, in 2023, the asset scale of the enterprise reached 1.36 trillion yuan, steel production of 130 million tons, the total revenue of 1.11 trillion yuan, in 2024 published by the "Fortune" World 500 list ranked 44th, continue to rank first in the global steel enterprises. The company took the lead in issuing a carbon emission reduction declaration in the steel industry, vigorously promoting green steel boutique manufacturing, and vigorously promoting smart manufacturing to support green development.

Japan's KOBELCO is one of the world's top 500 companies and the third largest steel conglomerate in Japan. Founded in 1905, the company is a comprehensive multinational company with the steel industry as the core, and has a certain influence in Japan, the United States, Asia and Europe.

South Korea's POSCO , founded in 1968, is one of the world's largest steel manufacturers and one of the top ten consortia in South Korea, providing steel products to customers in more than 60 countries around the world every year, and has been rated as "the world's most competitive steel manufacturer" by the US Morgan Stanley investment bank.