Profile : Shenzhen Songwen Intelligent Advertising Technology Co., Ltd. was established in the international metropolis Shenzhen in 2018. It started the journey of the logo industry in 2002 and has more than 20 years of senior experience. It is a collection of product planning, design, production, installation and service. An integrated comprehensive sign company, specializing in the production of various house signs, LED luminous characters, advertising light boxes, outdoor signs, etc. We are committed to providing customers with one-stop sign industry chain services.