SUN RUN hydraulic--Development，Quality and Service In 1978, our company was established with the name–Chu Lun Co. in Chiao Tou Hsiang. The scope of supply is inclusive of the R&D, manufacturing, sales business and after-service of the hydraulic jacks and the versatile hydraulic hand tools. Sticking to the philosophy of “R&D as foundation, quality as lifeline and service as basis”, we provides the clients with the most outstanding products and comprehensive after-service system. Over 20 years effort and development, we have gained the trust and credibility from domestic and international industries. To reach the vision of long-term operation goal, we have setup a newly expansion plant and enlarged the organization structure under the staff’s hard work and the clients’strong support in the threshold of year 2000. The overall revolutionized operation under the new brand name–CHU LUN SING CO. LTD .We will do everything satisfy to our customers continuously. Chu Lun Sing’s ultimate goal is to invite our clients together to create the new future and to present the internationalized recognized products by his tenacity, abundant experiences, continuing improvements on manufacturing progress and stringent quality control system. SUN RUN hydraulic is a professional hydraulic manufacturer. SUN RUN provides high quality hydraulic cylinder, jack, pump, press, nut splitter, spreader, lifting wedge, flange spreader, flange alignment tool, pipe bender, steel bar alignment tool, synchronous system, bolt tensioner, torque wrench, puller and tire separate tool which operated pressure 700bar to 2500bar. SUN RUN hydraulic has powerful team, we provide omnibearing design, sales, instruction and repair. SUN RUN hydraulic pumps, bolting products and accessories offer on-site solutions to enable assembly of large wind turbines. Growth in renewable energy requires increasing infrastructure among local, regional and global communities. SUN RUN hydraulic pump, cylinders, mechanical tools and accessories offer in-plant solutions where heavy lifting, lowering, pulling, pushing, pressing, spreading and holding in position are required. Look to SUN RUN products for all of your difficult in-plant maintenance jobs. SUN RUN's promise to quality is evident in everything we do,from raw material receipt to how we support our customers years after they purchase our goods. We are registered to ISO9001 international quality standard. ISO 9001 requires compliance with standards for management, administration, product development, manufacturing and continual improvement. Our registration verifies that SUN RUN has adopted and maintains documentation for processes ranging from factory to customers, inspection, handling, and training. ISO 9001 also requires periodic internal and external audits to ensure all aspects of work affecting quality control are monitored. This always has been, and will continue to be. That's our guarantee to you. SUN RUN hydraulic cylinder comply with the criteria set forth in the American Society of Mechanical Engineers standard institute ASME B30.1: 1. Cylinders are designed to have minimum of a 2-to- 1 safety factor on typical material yield strength; and/or 2. Cylinder design is A. Operated through a minimum of 10 cycles of full travel at 110% of rated load, and B. Pressurized 3 times at 150% of pressure with the cylinder extended to approximately 90% of full stroke, after which the cylinder must be functional at rated load for full stroke and free of leaks.