Subsidiary

Kunlong Petroleum Machinery

Shandong Longhao Petroleum Equipment Co., Ltd.


Shandong Longhao Petroleum Equipment Co., Ltd. was established in November 2010, is a wholly-owned subsidiary of Shandong Shouguang Kunlong Petroleum Machinery Co., Ltd. The registered capital of the company is 90 million Yuan, covering an area of 240,000 square meters, located in Yangkou town, Lingang Industrial Park, Shouguang.

The company has complete sets of mature processing equipment, such as high-precision digital honing machine, automatic tube rolling mill, automatic tungsten plated barrel production line. The company has invested a great deal of effort to research the anti-corrosion and wear-resistant treatment technology of rod body surface, which has effectively solved the old problem of corrosion and wear for oil production equipment. The company's tungsten plated sucker rods obtained national patents. With its excellent wear-resistant and anti-corrosion performance, it has been unanimously welcomed and highly evaluated by customers at home and abroad.

The company currently has three major products lines:
1. All kinds of sucker rod pump barrel products conforming to API and GB/T18607-2017 standards.
2. All kinds of precision rolling pipe products conforming to GB/T3639-2009 standard and non-standard
3. PC pump rotor, oil production equipment parts and other products to be coated with tungsten treatment.