Q:Why choose us? A:1.we are Alibaba Assessed supplier. 2.we are a factory manufacturing the tools,best production capability,best quality control,best service 3.100% QC inspection before shipping,competitive price. Q:Can you help me design or modified the products as we request? A:We have a R&D capability and professional &efficient team,so custom service and OEM/ODM are welcomed.we will try our best to make it out as long as you have a good idea. Q:What about the after-sales service ? A:Our company is responsible for the supplied product within its usage life. Q:What about the samples? A:We can supply samples.But we should charge the sample fee. And we will return after order confirmed.Customer should be responsible for the shipping fee when they require specific delivery method.