Henan Xinxiang No.7 Chemical Co., Ltd is one of the most professional manufacturers of drilling fluids additives in China and has expanded rapidly since established in 1998. With the certifications of ISO 9001: 2008 and ISO 14001: 2004, we have been a leading provider in China, a Grade A network enterprise of oil filed chemical additives of China Oil and Natural Gas Group Co***ny, and have exported our products and service to thousands of wells all over the world.
Looking back, we own our success to all ...
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