Good lubrication can effectively prevent abnormal wear of the friction pair of equipment, prevent oil leakage, prevent impurities and foreign matter from entering between the friction pair surface, so as to prevent the decrease of reliability of mechanical equipment and the occurrence of lubrication

Industrial production rose 4.4 per cent year-on-year in May, up 0.5 percentage points from April, the National Bureau of Statistics (NBS) said today. On a month-on-month basis, the value added of industrial enterprises above a certain scale increased by 1.53 percent in May over the previous month.Di

Factories in the US and elsewhere continued to cut production and jobs last month, although the pace of deterioration slowed as governments relaxed coronavirus-related restrictions on their economies.The survey of purchasing managers across the US manufacturing sector offered some hope that global m

According to the General Administration of Customs, in the first five months of this year, China's import and export of goods totaled 11.54 trillion yuan, down 4.9 percent from the same period last year (the same as below), the same drop as in the previous four months. Exports fell by 4.7% to 6.