SHANDONG DONGPENG AUTOMATIC CONTROL INSTRUMENT Co., Ltd. is a high-tech enterprise specializing in scientific research, manufacturing and sales of automatic instruments and systems. The company was founded in 2001 with a registered capital of 10.8 million yuan. After nearly 20 years of unremitting efforts and independent innovation, it has always adhered to the value concept of "patriotism, dedication, pioneering and innovation, sincere unity, honest management and giving back to the society", and is determined to provide customers with safe and accurate measurement. The company has strong technical force, exquisite production technology, advanced testing equipment and perfect scientific management system, and has won many national patents. The company's major businesses are water quality analysis instruments, such as online pH meter, ORP meter, conductivity meter, turbidity meter, dissolved oxygen meter, residual chlorine meter, multi-parameter water quality detector. The products are widely used in chemical industry, water treatment industry, environmental protection industry, aquaculture and so on.