Dongqiang Optoelectronics Technology (Shanghai) Co.,Ltd. Established in 2016, but our projection service experience is over 10 years. Dongqiang is a professional development and sales of projector and projection screen high-tech company, close cooperation with 5 large domestic manufacturers. At the same time, we will also actively deploy overseas warehouses. We can offer you superior products with very competitive price.With young and modern innovation concept, and based on strong products R & D, and OEM / ODM manufacturing capabilities, We trusted by business partners in more than 80 countries. Many partners benefit from our products each year and trust us!Dongqiang has been focusing on better projection experience for years, always in the forefront of the industry. Adhering to the principle of quality and service first, we sincerely welcome customers all of the world come to cooperate with us.Our advantages:1. Fast delivery2. OEM&ODM service3. 20h online&quick response4. Sample time within 1-2 days 5. 10+ years service experience6. ISO 9001, CE, ROHS, FCC certificates, Gold Supplier