Breakthrough in high load test of PTA three devices

Recently, the PTA three devices of Yangzi Petrochemical Chemical Plant have received good news. The overall test index has been the best level since the start of the car in the 100-hour high-performance 72-hour performance test. Different from the previous performance tests, this

China's first deepwater drilling ship

China's first 1500-meter deepwater drilling ship concept design project was recently developed at the Deepwater Engineering Technology Research Center of Harbin Engineering University. Actively developing offshore oil and gas is of great significance to China's economic and social developm

The new PPR pipe production line passed the appraisal

The environmentally-friendly nano-antibacterial PPR pipe production line independently developed by Qingdao Delma Plastic Machinery Co., Ltd. has passed the expert appraisal. Experts said that the nano-antibacterial PPR pipe production line is in line with national industrial polic