♢ Longkou Zhengyu Electromechanical Equipment Manufacturing Co., Ltd. is located in the north of Shandong Jiaodong Peninsula, on the northern shore of the Bohai Sea. With the local Longkou Port and multiple expressways, and situated just 30 kilometers from Yantai Penglai International Airport, the company boasts significant economic development potential and a unique geographical environment.

♢ Covering an area of 40,000 square meters, the company specializes in the manufacturing of the "Aogong" brand series of mining flameproof submersible sewage pumps, mining flameproof submersible sand drainage pumps, and mining flameproof submersible slurry pumps. With over 30 years of processing and manufacturing experience, the company produces high-quality, technologically advanced products and provides excellent services. The product line consists of three series with more than 30 models, widely used in various fields such as coal mines, non-coal mines, construction engineering, agricultural well irrigation, and sewage treatment.

♢ Company Goal: To create high-end quality products, meet the personalized needs of related industries, strive to explore international markets, and win customers over with first-class premium products.