As one of the four major automobile groups in China, Chang'an Group did not miss the "blowout" of Chinese auto exports that began this year. Statistics from the Customs show that from January to October this year, Changan’s auto companies have exported 13,027 cars, ra…

The LZ03 asphalt concrete recycling machine developed by Lude Company has been successfully achieved recently.

This machine is a new type of highway maintenance patented product that integrates advanced technology from home and abroad and is carefully developed. It ha…

The director of the Research Office of the Ministry of Science and Technology recently stated that the joint venture should not become an obstacle to the autonomous development of the car industry. After passing the 20-year joint venture road, whether the Chinese auto industry needs to ta…

At present, various kinds of exhibitions are really many. The participating companies are also very enthusiastic. However, many companies shout at the show that there are few signing contracts and the success rate of cooperation among manufacturers is low. What's going on here?
In fac…

“From the point of view of export trends, automotive products have become the most potential export commodities in all of China’s trade products.” At the 2005 China Automotive Industry Development International Forum, Zhang Jun, Deputy Director of the Department of Mech…

The team led by the painter of the State Key Laboratory of Engineering Plastics, Institute of Chemistry, Chinese Academy of Sciences, paints a natural nano-material produced in China, a montmorillonite, which is a natural nano-produced in China. The clay mineral is uniformly d…

Fan Xiaojian, the deputy agriculture minister, said here on the 16th that since last year, China's fertilizer market prices have risen by a large margin, with an average increase of more than 20%, and it is still operating at a high level. The important reason for this phenomenon is that C…

Shaanxi Qinchuan Machinery Development Co., Ltd. successfully developed the first equipment that can be used to produce six-layer high-grade automotive hollow plastic fuel tanks—SCJC500×6 multi-layer co-extruded large-size plastic hollow machine, which has passed us…

First, the type of centrifugal pump

According to the nature of the liquid being transported can be divided into:

(1) Pumps (type B, type D, type sh) are used to transport clean water and clean liquids with chemical and physical properties similar to water. …