Guangzhou Jingsha Rubber Trading Co., Ltd. Was originally a subsidiary of the state-owned enterprise Guangzhou Rubber Group, Guangzhou Guangxiang Group Jinsha Trading Co., Ltd. It was established in 2006 and was renamed Guangzhou Jingsha Rubber Trading Co., Ltd. After a joint-stock reform in 2009.

In 2013, Shanghai Limwell New Material Tech. Co., Ltd. Started the operation in Shanghai, China,

Founded in 2002, Dowhon Group is a modern management enterprise integrating R&D, Production, Sales and Service, headquartered in Chengdu National Industrial Park- Meishan Jinxiang Chemical Industrial Park.

With innovative technique, For Rubber Industry Co., Ltd. is a leading rubber recycling enterprise in China.

Established in 2019, Shijiazhuang Yongxin Mining Co., Ltd. is a modern chemical enterprise that integrates research and development, production, and sales.

Dong Hongyue (Shandong) International Trade Co., Ltd. is a wholly-owned subsidiary of Shandong Qiaolong Environmental Protection Technology Co., Ltd. Mainly engaged in international trade business.

Hainan Huarong Chemical Co., Ltd. Was established on April 25, 2005, focusing on the research and development and supply of chemical raw materials. Our products cover various chemical fields: Water treatment chemicals, auxiliary chemical products for the petroleum industry, pharmaceutical chemicals, etc. The company has an experienced, dedicated and hardworking team dedicated to providing customers with high-quality products and efficient services. Through continuous efforts, Hainan Huarong Chemical has established long-term and stable cooperative relationships in the international market and has become the designated overseas distributor of some companies. The company always adheres to the principle of customer first to promote the sustainable development of its business.