About XinWeiFounded in 2005, Guangdong XinWei Locks Co.,Ltd is the only manufacturer specialized in production and marketing of Patent Security Roller Shutter Door Locks for customers worldwide. Our products focus on fitting to manual and electric rolling door,retractable trellis door,garage door and sectional door.R&D and Quality ControlWe have three R&D engineers with 10 years of experience.They use CAD and other advanced software to process your designs. They constantly develop new models to expand our catalog. Furthermore, we can design a new product based on clients' requirements within three months.Service and SupportOur 10 sales staff with five years of experience are good at English. No MOQ limited for 1st order and delivery takes 7 days.We sincerely hope to establish a long-term business relationship with you. Contact us today to find out more about our products and services.