Good reputation. Dong'a Yongniantang Ejiao Bioengineering Co., Ltd. was established in 2014. It is an enterprise mainly engaged in food manufacturing. It has 6 trademark information and 9 administrative licenses. Its quality and reputation have a certain degree of recognition in the market. , so Dong'a Yongniantang Ejiao Bioengineering Co., Ltd. has a good reputation.