In the PP ventilation piping system, the PP Elbow is the pipe that
changes the direction of the pipe:Bend
molding.Injection elbow.Socket
elbow, etc. There are 45 DEG and 90 DEG to 180 DEG three most commonly used,In addition, according to the project needs, including 60 degrees
and other non normal angle elbow.Elbow and pipe
connections are: direct welding (the most commonly used way), flange
connection, hot melt connection, electric melting connection, threaded
connection and socket connection.
PP Check Valve,Check Valve,Polypropylene Check Valve Shenzhen Xicheng Plastic Co., Ltd. , http://www.china-xicheng.com
In August 2008, Shaanxi Automobile Group Changsha Huantong Automobile Manufacturing Co., Ltd., a joint venture between Shaanxi Automotive Group and Changsha Huantong Machinery Industry Co., Ltd., was established. Since then, a blueprint for the rejuvenation of Hunan Heavy Duty Truck has been officially rolled out.
16 billion big sale
According to reports, Shaanxi Automobile Huantong has a total investment of 1.6 billion yuan and has acquired 700 acres of land. The first-phase land was used for 201 acres and an investment of 600 million yuan was completed. Four (approx. 58,000 square meters) standard workshops were built and completed and put into production at the end of August 2009. The first new car was successfully rolled out. The second phase of land acquisition is 412 mu and the total investment is 1 billion yuan. The construction started in March 2010. By the end of 2010, some auxiliary facilities, equipment, workshops and dormitories have been completed. The project is expected to reach capacity in 2015. It can achieve an annual total assembly capacity of 50,000 heavy trucks, special vehicles and special vehicles, annual sales income of more than 100 billion yuan, and more than 3,000 new jobs, as well as local and upstream dozens of supporting industries. After the project is completed, it will share the mature brand, technology, market, marketing and service base of Shaanxi Steam Truck Heavy Duty Trucks, becoming the southern base of Shaanxi Auto Group's nine provinces south of the Yangtze River for marketing and distribution. 
Set production by sales, ensure production and sales synchronization
It is Shaanxi Shaanxi Huantong's marketing concept that sales are based on sales, but it is conservative and guaranteed. In 2010, Shaanxi Automobile Huan Tong completed the production and sales of more than 4,000 heavy trucks and 12,000 frames, completed a sales income of 1 billion yuan, a profit of 13 million yuan and a tax of 4.2 million, which has made significant contributions to the development of the county economy. .
In 2011, Shaanxi Automobile Huantong plans to produce and sell 5,000 complete vehicles, upload 3,000 vehicles, and have 15,000 tons of frame and spare parts, and strive to achieve a sales target of 1.5 billion yuan and a profit of 40 million yuan. In the first quarter, the sales of 1,700 complete vehicles have been completed, and the sales revenue has reached 450 million yuan, which is a good starting point for achieving the annual business goals. 
Twelve Five Thinking
At this stage, 80% of the parts of Shaanxi Huanqiutong heavy trucks come from outside. In the face of this situation, Shaanxi Automobile Huantong is one of the top ten industrial projects of Changsha's enterprise technology center and two-for-one and two-for-ones. The government has been actively introducing related supporting parts and components companies, especially for the core parts and components enterprises. The Shaanxi Automobile Group will also continue to increase its investment and plan to build a Changsha Shaanxi Industrial Base in Changsha with a local matching rate of more than 70%. Once completed, Shaanxi Auto will also have zero in the core The entry of parts and other related parts and components companies has a catalytic effect.
Shaanxi Auto Huantong will strengthen the heavy trucks in accordance with the Group, expand commercial vehicles, cultivate new growth points, realize strategic deployment of sustainable development, inherit the virtues of Winwin, lead the service, and realize the business philosophy of quality; and do a good job in the development of heavy trucks. At the same time, it explored the development of other commercial vehicles and promoted the development of special vehicles, auto parts and other automobile derivative industries, and strived to build a large vehicle company that can annually produce and sell 50,000 full-scale vehicles and make an important contribution to the Hunan automobile industry.