Guangzhou Three Six Nine Technology Industry Co.,Ltd is a scale of high-tech intelligent toy enterprise by researching, developing, manufacturing and trading. The headquarter located in Guangzhou City, a branch company (Shenzhen Sanliujiu Innovation Technology Co.,Ltd) in Shenzhen city and a directly plant factory in Shantou city, Guangdong province, China. To revitalize injection technology into toys as foundation of products and to be committed to the development of high-tech digital intelligent toy products, company is determined to be the leader in the field of high-tech intelligent toys in China. Company development history: June, 2016 - Making sense of market prospect for 3D print pen, start product research and development. November, 2016 - Successfully register brand name"Biganzi".December, 2016 - Start mass production for the first generation of our brand "Biganzi"3D Pen in Shantou factory plant. April, 2017 - The sales off-line are fully rolled out, San Lujiu Technology company takes first generation of "Biganzi"3D pen show in the exhibition. July, 2017 - New product upgraded, application for appearance patent, utility model patent, and 3C certification. December, 2017 - Certification have approved and sucessfully launched the second generation of "Biganzi"3D pen. April, 2018 - Constantly innovation and updating, the third generation of brand "Biganzi"3D pen start mass production and enter into market. April, 2018 - Register and build a branch company "Shenzhen Sanliujiu Innovation Technology Co.,Ltd" in Shenzhen for special sales of 3D pen and 3D pen filament material.