Recently, the "Offshore Oil 771" geophysical exploration vessel was equipped with the first set of underwater seismic exploration node acquisition system equipment independently developed by China - "Haimai" - and successfully completed the operation of the Bozhong 8-3 work area in the Bohai Sea. The core equipment of the "Sea Vein" system - node acquisition equipment, can capture seismic wave signals equivalent to 1/150 of the size of mosquito flight sound, with better performance, which also enables the "Sea Vein" to more accurately signal the seabed strata...

During the reform processOur reporter Sun Yu and Liu Yin"The company is engaged in intelligent laser welding products, and this year it received orders twice as large as its business scale. This was a good thing, but the company's working capital was insufficient, and it could not even afford to buy raw materials...