Qing 'an Fire Equipment, Hong 'an Fire Equipment Co., Ltd., etc. Fire extinguishers can be filled with dry powder in fire-fighting equipment stores, such as Qing 'an fire-fighting equipment located at Jiaxiu Road 164 in Zhuozhou City, Baoding City, Hebei Province, or Zhuozhou Hongan Fire-fighting Equipment Co., Ltd. located at Chengxi North Street 135 in Zhuozhou City, Baoding City, Hebei Province. This kind of fire-fighting equipment store or limited company has the third-class fire-fighting maintenance qualification and the qualification of filling dry powder regularly.