Shanghai Drofen Equipment Co., Ltd: We are a Chinese company in Shanghai, focusing on the field of liquid filling machine. We have developed a fully automatic liquid filling line and have patented technology in pre-sterilized syringes filling to ensure our products have the best value and lower costing. Various syringes can be customized with high precision and can control air bubbles. It is widely used in pharmaceutical, semiconductor, adhesive, beauty, coating , glue and other industries.