Shanghai Sidangte Digital Technology Co., Ltd is the first domestic 3D. 4D. 5D theater equipment manufacturer, providing early fixed-point production and R&D for the stereoscopic cinema, also undertaking foreign well-known 4D motion seat OEM. Shanghai Sidangte has the technical patent certification. And in the years of production practice and the entity shop management experience, constant technical innovation, we reduce production costs and develop the performance, effects and ...