Shouguang Chengjun Trade Co.,Ltd. formerly a petroleum machinery accessories factory, with the development and expansion of the scale of the situation, in 2017 

officially registered as Shouguang Chengjun Trade Co.,Ltd.

This is a company specializing in the petroleum machinery manufacturing and service providers, the leading product for grade T sucker rod coupling and SM sucker rod 
coupling, and has made the sucker rod coupling and the "national industrial products production license", and ISO9001 quality system certification, ISO14001 
environment system certification, GB/T occupation health and safety system certification, and through the permission to use the American Petroleum Institute API 

monogram.

The company always adhere to the "people-oriented, quality first" business purposes, always adhere to the high starting point, high standards of business philosophy. 

The introduction of modern enterprise management system, establish a standardized mechanism for the formation of a good management structure, establish a sound corporate governance structure, provides further support for the company to enter the international market and sustainable development.

In order to meet the challenges of the global economy in the new century, the company all staff adhering to the ", and" the company philosophy, follow the 
"professional to win trust and intentions can be tempted to win" business purposes, to create "guidelines of best quality, the strongest brand, the lowest price, the 
most complete service". We sincerely welcome friends sincere cooperation, common development, win-win future.