Dear Customer, How are you? I am Jack from Foshan Zhonghao doors technology company, and I have been with our company for about 6 years, so I am confidant that I can deal everything well for you. Our product: Electric retractable door,Electric folding gate,Electric industrial door,Electric road gate,Electric parking gate,etc. Any product u are interested in , or anything we can help, pls let us know. Thanks for your support! Best regards, Jack MP/Whatsapp/Wechat:0086-18675500947 Email:jack@hxbmwindows.com