Dear sirs,
This Michael from Dongguan Shuangcheng Industrial Co.,Ltd.. We?ve been working in gooseneck field for more than ten years. The information about our factory is as below:
Daily capacity: over 100000pcs
Staff No.: more than50
Square of the factory: 20000?
Quality control: ISO9001:2008
Markets: ASIA, EUROPE,NORTH AMERICA, SOUTH AMERICA, OCEANIA, AFRICA
Our core competitiveness :
1.Our company has passed authentication of ISO9001:2008 which very few supplier has passed in gooseneck field in China
2.Best after sale service, quality guarantee two years, if the customer complain about the products within  two years, we will get it back and fix it without any charges, and we will also afford the freight.
3.The customer always comes first: delivery on time, deal with customer's problem in time, help customer analysis and develop the market.

We will show you our latest catalogue to you when getting your reply.