KINO Scientific Instrument Inc. is manufactory of surface tensiometer, interfacial tensiometer and contact angle meter. Meter is based on pendant drop, sessile drop, weigh or force based method or spinning drop method. Our main technology include: Young-Laplace equation fitting method based on ADSA-RealDrop method, Wilhelmy Plate method based on Young-Laplace equation, surface tensiometer for melted drop, and ultra high pressure and high temperature spinning drop interfacial tensiometer and spinning drop interface tensiometer using removable sample tube.