Shenzhen Dolycon Technology Co., LTD Founded in 2015, we have been focusing on the research, development and sales of variable frequency drives and solar water pump inverters for more than 7 years. We are a national high-tech and professional manufacturer of various variable frequency drives and solar water pump inverters. Why choose Dolycon Team - Professional and Experienced Product - high quality, every procedure is strictly controlled Service and Support - Excellent Customer Service Our Team Dolycon has a strong R&D team and a powerful management group with professional and experienced members. Most of them with Master degree and working experience in top companies in the industry. Due to their perseverance, innovation and advanced technical knowledge, more stable and advanced high-quality products in Dolycon continue to appear on the market.