Style Coil Color Customer's Demand Size Customized Sizes Surface treatment Electrophoresis/Nickel/zinc/chrome plated/heat treatment MOQ no MOQ for standard parts Packing Outer --Standard Carton Box Sample time 3-7days Wire diameter 0.2-80mm Q. Are you trading company or manufacturer? A: We are a manufacturing factory, who is professional in the development and production of all kinds of spring more than 10 years. Q: Hong long is your delivery time? A: Generally 3-25 days after order. It depends on the quantity. Q: Do you produce samples? Is it free or extra? A: For standard products, we produce samples free of charge for our customers,but the express costs will be burdened by the customer. Q: How to ensure the quality? A: We produce as per the confrmed technology or drawings for each order for our customers. And our factory has a strict quality control system. We inspect goods during production according to a certain frequency and we also perform the final inspection before the goods are packed. Q: Do you like to serve the customers only with small orders? A: We are always glad to grow up together with all our customers whatever big or small.We hope our customers become stronger and stronger to be with us.