Followed by rapid population growth , the rapid development of the national industry, the degree of resource supply and demand increasingly prominent. Good product quality with a sound service system , Shanghai Chang Lei Silica Sand crushing machinery side by side with the sand and gravel field of development. With the rapid development of infrastructure , Shanghai Chang Lei in recent years for the country's highway and rail provides a number of excellent performance of mining machinery and equipment .

We wholeheartedly for you to create the highest quality equipment, while looking forward to establish long-term good relations of cooperation with you ! Company R & D center is the core component of the company's technology development system , the company is also the basis of innovation and growth of the body . China 's steady and rapid economic development , in 2004 GDP growth of over 9%. Silica Sand crushing machinery provides for the development of coal mining machinery , metal and nonmetal mines more quality and efficient metal mining equipment equipment with international advanced level , to meet the economic development needs for energy and raw materials.

As countries continue to expand domestic demand and increase the pace of infrastructure construction , which led to the mining equipment industry to flourish , because it is the source of all raw materials. The face of increasingly high " entry " standard, select cost-effective equipment has become the first thing investors to consider , Silica Sand crushing machinery country is the largest producer of crusher , crushing products with unique designs and reasonable operating structure , has been successfully opened as the international market gravel mining machinery manufacturing industry leader , Shanghai Chang Lei machinery Equipment Co., Ltd. attaches great importance to the front of advanced technology , conduct industry technology innovation to improve the technological content of products , optimize product performance. Shanghai Chang Lei is specialized in crushing engineering technology products research and production of high-tech enterprises, the company resistant materials production capacity 15 tons , machinery manufacturing production capacity 6 tons , high-tech materials production capacity of 300 tons .