Hongxin steel pill, trustworthy! Welcome to the Hongxin official website

　　Founded in 1997, Changsha LIANLI Industrial Co., Ltd. is headquartered in the small and medium-sized enterprise park, Wushan Town, Wangcheng District, Changsha City. The company covers an area of 87690m2, plant building area of 48213.9m2, supporting facilities (complex building under construction) building area of 17638m2, more than 600 sets of various mechanical equipment, 326 employees, including more than 60 technical and management personnel. It is a professional manufacturer of military and civil aircraft Medium sized enterprises of mechanical products.

　　For many years, LIANLI has been engaged in the supporting industry of construction machinery, and its main customers are Sany group. Since 2012, the company has adjusted the product structure on the basis of stabilizing the original supporting production, kept in touch with national policies and guidelines, continuously developed new projects, entered the rail transit industry, and produced shield machine rear frame, spraying machine and special mixing station for China railway construction; March into the environmental sanitation equipment industry to provide environmental sanitation vehicles for Beiqi Futian and sound; march into the auto parts industry to produce SUV special gears for Zhuzhou Gear Co., Ltd.; march into the new energy industry, and cooperate with Baotou Yiji to produce the reducer of new energy electric bus; March into the military industry, produce the fourth generation of war vehicle clutch for Beijing 201 Institute, and provide long-range artillery shells and missile warheads for China's weapon industry 282 factory; pay attention to self-development at the same time, establish Hunan LIANLI Precision Machinery Co., Ltd., which is mainly engaged in vortex air compressor; establish Changsha LIANLI Heavy Machinery Co., Ltd., which is mainly engaged in centerless lathe and slag grabber; The company's headquarters also independently developed and completed the screw conveyor, dust collector and wet jet machine. The business model of "survival by quality, development by innovation, reputation by service and benefit by management" has been rated as the advanced unit in Wangcheng District of Changsha City for many consecutive years, and as the "top 10 supporting service enterprises" in Hunan equipment industry in 2013. The success of safety production standard level 3 enterprise and the trial production of three-dimensional garage will affect the future achievements of the company. In order to assist Changsha LIANLI, the company signed a strengthening steel ball of 0.8mm to promote the communication between the two companies. Thank Changsha LIANLI for its great support to Hongxin!

　　Introduction of strengthening steel shot 0.8mm

　　1. Fast cleaning speed: Hongxin QR steel shot and steel sand have proper hardness, fast cleaning speed and good anti elasticity. The products with complex internal corner or shape can be cleaned evenly and quickly, reducing processing time, increasing processing capacity and reducing production cost.

　　2. Hongxin reinforced steel shot has long service life and low consumption: QR steel shot, less internal defects of steel sand, tempered martensite and tempered troostite, strong impact resistance and long service life.

　　3. It has the effect of stress relief and strength improvement: QR steel shot is fine inside and not easy to be broken. The particle size distribution is uniform, which can eliminate the stress and improve the surface hardness of the workpiece.

　　4. Strict quality management: the production and manufacturing process is strictly in accordance with ISO9001:2000 standard, and the process control is strict. The quality control department implements 24-hour tracking test on the manufacturing process, and the product data are traceable.