No Logo | NANHAI Chemical and Equipment (HK) CO Nanhai Chemical & Equipment (HK) Company was established in Hong Kong in 1989 by Professor Stephen Wong, who worked in Petroleum Universities in China for over 20 years. He was the founder of Drilling Mud Technology as a subject in China petroleum u... We are regularly Selling: 6156561565drilling mud additives, 61565cementing additives, 61565additives for stimulation, additives for acidizing, additives for fracturing, additives for water injection, 61565oil recovery additives, hec polymer, guar gum powders. Member since 28 September, 2011, Hong Kong - Hong Kong |