1. Color can be customized (need samples), but we have MOQ. 2. The material can be changed as transparent PC, flame-retardant, anti-electrostatic plastic. But we have MOQ. 3. Modifications can be done for most of products, such as drilling holes, adding or changing PCB pillars (not free in charge). 4. All the products are designned under the regulations of certain protections, but we don't provide the certificates. 5. For some special requirements, please contact us in advance, and describe this in you PO. 6. Because of revising and updating, the data of this website may not be updated on time, please get the confirmation before order.