Practitioners of Wing Chun engage in partner drills called "Chi Sau," or sticky hands

https://telegra.ph/When-Wing-Chun-practicioners-Run-Into-Problems-With-advanced-wing-chun-dummy-methods-This-Is-What-They-Do-05-23

Practitioners of Wing Chun engage in partner drills called "Chi Sau," or sticky hands, which help develop sensitivity and reflexes