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Chongqing longjian industrial group co., LTD is a state-level high-tech enterprise integrating scientific research, production, sales and service, specializing in the design, manufacture, sales and service of mining machinery and equipment, and providing customers with solutions of production lines of complete sets of stone and sand making equipment.

Modern production base of 150 mu, processing plant more than 40,000 square meters; Has the first-class production line and the modernized manufacture equipment and the inspection equipment;

Master the core technology and competitiveness of the main equipment in the industry, with efficient, high quality, more safe and reliable products and quality services to occupy the domestic and foreign markets, to win the trust and support of customers.

Master the core technology and competitiveness of the main equipment in the industry, with efficient, high quality, more safe and reliable products and quality services to occupy the domestic and foreign markets, to win the trust and support of customers.

Starting from the initial online customer service consultation, we provide one-stop customized services for customers, assist in the formulation of equipment selection, construction scheme, installation and commissioning guidance, regular inspection and visit and other professional services.