Established in 2021 , Relian Anzhi Technology Service Co., Ltd. is a wholly owned subsidiary of CIEC Group. Positioned as a construction equipment management service platform, it has  established five  major  business centers  in  East,  South, Southwest, Central, and North China, covering 27 provinces and cities globally. With nearly 30 standard warehousing and logistics bases, it boasts a monthly throughput capacity exceeding 400,000 tons and manages assets of nearly 800,000 tons. In three years, it has serviced over 1,600 projects and provided industrial chain support to over 1,000 enterprises. In early 2023, Anzhi's one-stop coupler material sharing service platform was launched, aiming to facilitate lean management and promote industry growth through "material banking, smart brain, and sharing services." In June 2023，based on the start of the overseas business in Thailand, Anzhi gradually explored new overseas business markets and expanded our business layout.

Saint-Gobain PAM is affiliated with the world's top 500 French company Saint-Gobain Group. Saint-Gobain PAM was established on December 18, 1997, and its main business is the research and development, production, and sales of ductile iron pipes and fittings. In April 2021, CIEC Group and Hangzhou Industrial Investment Group completed a substantial investment into Saint-Gobain PAM. The current production capacity of Saint-Gobain PAM has reached 810,000 tons. By the end of 2023, the cumulative operating income came to CNY7.5 billion.