According to Baidu map query, there is a zoo near Huayucheng, Rong Sheng, Langfang City, which is located in the east of the natural park at the intersection of Yangguang Road and Xichang Road, Anci District, Langfang City.
You can take bus No.21→ 22, start from Huayu City, arcadia, Rong Sheng, Langfang to Food Street Station, take bus No.21and get off at Gymnasium (City Museum Library) Station, then transfer to bus No.22 and get off at Police University Station, and walk 1.6km to Happy Zoo.
Whole journey 18.3km, and time consumption 1 hour 33 minutes. Ticket price, 4 yuan.