Since June 2019, Weifang Kairun Plastic Co., Ltd. has officially acquired the brand "Xuhao" of the former Weifang Xinrun Rubber and Plastic Co., Ltd. to its subsidiary; Weifang Xinrun Rubber & Plastic Co., Ltd. officially transferred its brand "Xuhao" to Weifang Kairun Plastic Co., Ltd., and Weifang Xinrun Rubber & Plastic Co., Ltd. will no longer use the brand: "Xuhao".

Since then, Weifang Kairun Plastic Co., Ltd. will have three major brands: "Kairun", "Feirun" and "Xuhao", and will officially position the quality of brand products, and will gradually form a "Kairun" based products and "Feirun", "Xuhao" supplemented by the public brand.