just be careful of this company. they send you rubbish only. see not like say, we been cheated by them, they take our money and send us rubbish.DONT LET GOLD SUPPLIERS CHEAT YOU AGAIN, there website looks perfect but nothing right can be done at there factory,its full of rubish. dont even wast your time by talking to them. they guranteed the most bad quality and never be as you required.we had provid them as they ask but they never ever respons only asking to delayed our comments at alibaba and they will do and replace there wrong products.they lie all the time,its there way in taking your money away of you. YOU DONT NEED TO ASK ABOUT THEM keep away is better to save your money and your time.so many good factory out there NOT those poeple.

Good Luck