We are Beijing Red Yas Science & Technology Development Co. Ltd based in China. Our business is related to Electrical & Electronics OEM production and high tech product and Technology Transfer . You can visit our website for More information at *****. we are OEM manufacturer and international trading company our products has good design and of best quaility with High standard. If you are interested in our products, please feel free to contact us. Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.