Shuanghesheng food technology, take-off food, etc. According to Aiqi's investigation, both Shuanghesheng Food Technology and Tengfei Food supply hamburger embryos. The business scope of Anhui Shuanghesheng Food Technology Co., Ltd. includes food additive production, food production and food sales. The business scope of Maanshan Tengfei Food Co., Ltd. includes food production, condiment production, food processing food production and food management.