Where is the production base of Dove chocolate?

Dove is one of the series products launched by Mars, the world's largest manufacturer of pet food and snack food, in China. The branch of Mars Group in China is called Effen Food Co., Ltd.?

Aifen Food (Beijing) Co., Ltd. is a wholly-owned company of Mars in China. Mars is a world-famous multinational enterprise, producing and selling many famous brands of chocolate, candy and pet food all over the world. Chocolate brands sold in China are: Dove, M& etc. M, Snickers; The brands of candy mainly include: rainbow candy; The brands of pet food mainly include: Lu Bao dog food and Jia Wei cat food. ?

1993 set up its own production factory in Beijing to produce the above-mentioned brand products sold in China, and then set up its own production bases in Wuhan, Hubei and Jiaxing, Zhejiang.