Ningbo Zhongjiang High Strength Bolts Co., Ltd, that is, Ningbo Zhongjiang Petroleum Pipes Machinery Co., Ltd, was established in the year 1998 and stands in a beautiful and rich coastal city: Ningbo. Ningbo is located on the south of the Yangtze River Delta, with the great Beilun Harbor in the east and Hangzhou Bay in the north; while it is near to Lishe Airport and Xiaoshan International Airport, Hangzhou-Ningbo Expressway passes by it: it enjoys convenient transportation.[more]