Jianhu Hongda valve fittings Co., Ltd. (hereinafter referred to as "the company") was founded in 1998. Its headquarters and factory are located in Jianhu County, Jiangsu Province, an important production base of China's petroleum equipment industry. After more than 20 years of development and expansion, the company has become a professional manufacturer of petroleum machinery and engineering machinery. It is a member of the first-class supply network of PetroChina, Sinopec and CNOOC materials and Equipment Corporation, and one of the top 50 enterprises in China's petroleum and petrochemical equipment manufacturing industry. The company is recognized as a national high-tech enterprise, "Luan" brand trademark is recognized as a well-known trademark in China, and the company is a small technological giant in Jiangsu Province Jiangsu excellent private enterprise and Jiangsu AAA quality credit enterprise won the "Mayor Quality Award".

The company has a registered capital of 202.88 million yuan and covers an area of more than 200000 square meters. Its main products include casing heads, wellhead devices, oil (gas) trees, choke and kill manifolds, various high-pressure valves, fracturing and gas testing integrated services, etc.