六个号码复试四中四是多少组

简介：This competition is mainly held in three levels, namely bronze, silver and gold. It is a duel between the younger generation. Each person can only participate in one level, and there are level restrictions. Those who are below level 30 can participate in bronze, and those who are 31 to Level 40 can participate in silver, and levels 41 to 50 can participate in gold, with corresponding levels and ranks.