Zoo siab hnub Labor

Nyob zoo, cov phooj ywg cov neeg siv khoom, peb tab tom tuaj rau hnub Labor Day,
Peb 1 - May 5,
Tag nrho tsib hnub ntawm hnub so.
Ntawm no, Linyi Baoyan Chengxiang Plastic Co., Ltd. xav kom koj muaj kev zoo siab hnub so.