(1) Bamboo tank (2) Ceramic tank (3) Glass tank (4) Metal tank (5) Rubber tank (6) Empty tank

Bamboo pot: it is easy to obtain materials and make, but it is easy to crack and leak, so it is difficult to observe the changes of the inner epidermis of the pot.

Ceramic pot: easy to obtain materials, strong suction and tension; Heavy weight, inconvenient to carry, easy to break, unable to observe the skin changes in the cylinder.

Glass jar: the jar is transparent, so it is easy to observe the skin changes in the jar; Fast heat transfer, easy to burn, easy to break.

Metal cans: easy to disinfect and will not be damaged; Fast heat transfer, easy to burn, unable to observe the skin changes in the tank.

Rubber jar: easy to disinfect, suitable for cupping in uneven special parts; The price is too high to observe the skin changes in the jar.