In No. 6 1994 of the our journal.We reported the experience and ways of No. 2 Oil and Natural Gas Pipe Engineering Company of China in striving to obtain the quality certificate issued by China National Quality Association. Here we publish the company's summary of experience in doing the work. We hope it will be helpful to the oil enterprises,esp. to those that are applying for quality certification.
【CateGory Index】： F426.22