National auto parts quality inspection agency settled in


The National Auto Parts Product Quality Supervision and Inspection Center was established on November 18 in Changchun City. The center is a national-level auto parts quality inspection agency approved by the General Administration of Quality Supervision, Inspection and Quarantine.
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The world's largest ring gear was born in Luoyang, Henan

The largest ring gear in the world went down the assembly line in Henan Luoyang CITIC Heavy Machinery Group Co., Ltd. It is understood that the ring gear has a diameter of 9.936 meters, an inner diameter of 7.950 meters and a total weight of 80 tons. The outer end of the ring .......

Solenoid valve products have the four characteristics of performance

one. Safety: 1. Corrosive media: the choice of plastic valve solenoid valve and stainless steel; for the corrosive medium must use isolation diaphragm. Example CD-F. Z3CF. Neutral medium, copper alloy should also be used as the valve material of the solenoid valve, otherwise, the valve shell of.......

China's auto parts industry presents four new trends


With the development of the automobile industry, China's auto parts industry has also gradually grown up, and has generally gone through four stages of development, fluctuation, transition, and adjustment. The main features of the rise stage are the development of parts and components.......

Australia LD technology dedicated heat pump products

Australia LD Technology Group is an internationally renowned professional company devoted to the development of thermal energy research and energy saving technologies. It has been engaged in the development of heat pump and solar energy products for decades in Australia, the Americas and Eu.......

Wind level

In the weather forecast released by the meteorological station, we often hear this saying: The wind turns north to south, and winds are 2 to 3. The "level" here is the size of the wind speed.

The wind speed is the speed of the wind. The greater the pressure differe.......