This is haiyi musical instruments co. Ltd in China. We are a professional manufactory of making vilolins/violas/cellos/double basses series; Electric violins/cells/dobule basses etc. I hope to have a long time, friengdly and steady cooperation with you. We will give you the best quality, the best price and the best service. If you want more information, please let me know, I will give you more detailed information about us.