What about the oil products around the sea?

Oil products around the sea are very good. Dalian Huanhai Petroleum Company was established in 2003, and has been engaged in research and development, production and processing, system reform and trial production of petroleum instruments and meters for many years, with a registered capital of 3 million and an annual output value of 30 million. The company has high technology content and a number of independent intellectual property rights. In line with the principles of technological innovation, market orientation and mutual benefit, meet customer needs.