=About us = We are the market leader in online e-distributors and BOM solutions. If you purchase more quantity, please contact us, and I will offer a favorable price. If you can not find the product you need, please contact us, we will give you a quote, we provide one-stop procurement services. About logistics Value more than 15 dollars, if you request to express way is China post registration packet, please leave a message in the order, otherwise the owner can arrange other logistics. Traceable logistics information. Dear customers and friends, if the high value of the goods, you insist on the choice of small packets registered in Southern China, if the transport process is lost, we are not responsible for the store. High value of goods, please consciously choose express delivery. If you have special requirements for the mode of transportation, please leave a message. Otherwise, we will choose the more appropriate way of transportation. Contact us We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 24 business hours for us to response. You can contact us with e-mail or QQ 646436575. Thanks. We rely on our reputation and customers satisfaction to succeed. So your feedback is extremely important to us .If you get satisfied with our goods and service . Please leave good feedback to us ,and give five star. Thank you for your support, I hope everyone has a pleasant business trip in our store, and welcome you to come again！ Feedback= 1. Since your opinion is very important to our development, if you are satisfied with our products and services, we sincerely invite you to leave us with good feedback. Thank you very much for your time. 2. Our plan will leave the same feedback after your positive feedback. 3. Please contact us before leaving any negative feedback or opening any disputes on the site, and we will try our best to resolve the problem. Thank you very much for your support and wish you a pleasant day! Multiple models, multiple specifications, please contact customer service