Beijing Changyu-Lihua Hydraulic Systems Engineering Design Co., LTD

beijing changyu-lihua hydraulic systems engineering design co. ltd. is a subsidiary company of zhangjiakou great wall hydraulic cylinder co., ltd., engaged in designing and producing non-standard hydraulic equipment and hydraulic system, such as seamless steel pipe cold-drawing machine, hydraulic system for engineering, automobile, aviation, ship building, mining industry, high-speed train and so on. the products involve 8 series and 600 varieties. main equipment we produced are 160t/250t/400t/600t/1000t/2000t precision cold-drawing machine, with a stroke up to 19m and a diameter from 32—900mm; semi-auto/automatic straightening machine, steel pipe ultrasonic defect detector, digital controlled hydraulic lathe, digital control external/internal horning machine, high-speed deep-hole boring machine, computer controlled hydraulic test bench. and some equipment for high speed railway such as car washing machine, tractor, multi-function testing machine, etc. with characteristics of advanced