Our progress depends around the innovative machines, great talents and consistently strengthened technology forces for Cpg Support, Solid Support Synthesis, Dna Fragment Synthesis, Cpg For Empty Column,Primer Synthesis Reagents. All the opinions and suggestions will be greatly appreciated! The good cooperation could improve both of us into better development! The product will supply to all over the world, such as Europe, America, Australia,Sacramento, Ghana,Croatia, Oslo.We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.