Kaifeng DEAR Air Separation Industry Co., Ltd. has produced more than 300 sets of large and medium-sized air separation equipment for customers worldwide. The Dear Industrial Park with an investment of 228 million yuan covers an area of 10 hectares. DEAR has 300 employees and more than 30% of DEAR's core technical staff. The DEAR team has a group of highly skilled technical R & D talents such as American doctors and masters. At the same time, during the 7-year operation of DEAR's gas investment industry, it has also cultivated a number of high-level R & D and management teams. DEAR has a group of experienced project managers and other relevant personnel.