Founded Shanghai Shuanglong Mixing Machine Factory with a strong commitment to innovation.

Introduced American technology and developed the horizontal ribbon mixer.

Collaborated with Korea SIJI Company to jointly research and develop the double-shaft paddle mixer, serving the high-precision powder mixing industry.

Introduced German technology and developed the plough shear mixer.

Provided OEM products for Europe, America, and Korea.

Renamed as Shanghai Shuanglong Mixing Equipment Manufacturing Co., Ltd.

Developed the triple shaft conical screw mixer, specifically used in industries such as gelatin and titanium dioxide.

Established Shanghai Shuanglong Explosion-proof Motor Co., Ltd. and built an independent motor production base.

With rapid company growth, approved and registered by the State Administration for Industry and Commerce, Shuanglong Group Co., Ltd. was formed as a nationwide enterprise group without regional boundaries.

Honored as a Hi-Tech company in Shanghai.

The Zhejiang production base began production of lithium battery reactors and other lithium battery equipment. S&L won the biggest market share for ternary battery (Lithium nickel-cobalt-manganese oxide) mixer in China

Currently, S&L has three subsidiaries and three production bases in China. Our customers span over 60 countries worldwide, greatly expanding our company's reputation. With a passionate and progressive workforce, innovative technology, and excellent product quality, S&L is fully prepared and ready to face future challenges!