LockCha (Central) is a Chinese teahouse inside Tai Kwun in Central, Hong Kong, serving tea, dim sum and noodle dishes. The menu includes osmanthus oolong, yellow tea, egg noodles and mushroom dim sum, and each person must order one drink. Without a reservation, seating is limited to one hour, and the indoor space is for dining only. Food takes 30 to 40 minutes to arrive, and staff service is stiff.