Company Profile About Us Established in 1995, "SINPRO" is internationally recognized as an industry leader in the design and manufacturing of switching power supplies. Thank you for the opportunity of supporting you in both your design efforts and production requirements andwe also have manufacturing location in Shenzhen any requests for the ODM or OEM which are related to switching power supplies and we are willing to pay our effort to grow with our customer. We have been insisting on highly quality conception and it will start base on customer's view to design an appropriate products to meet the market's need, It is also our commission in providing you a stable, safe and convenient appliance and we will not rely on efferent quality. We will be in accordance with ISO-9001 spirit from product development to finished products and we will insist on 100% Burn-In test and ATE test in order to provide a stable level of high quality to all clients and reach our expectation. Our products wi ll provide one year warranty at least and you will not worry about therepairing problem during in use within one year. We can also provide you with best follow up service if you have any inquiry or rejected unit. Please do not hesitate to let us know and we will answer you with a quick response. Believe us, Our biggest satisfaction is to support our clients to make it strongly.