How many Esther testing organizations are there in the country

8.

1, Beijing: Est-Ouest Testing & Technical Services (Beijing) Co.

2, Shanghai: Est-Ouest Testing and Technical Services (Shanghai) Co.

3. Guangzhou: Est-Ouest Testing & Technical Services (Guangzhou) Co.

4, Shenzhen: Est-Ouest Testing & Technical Services (Shenzhen) Co.

5, Chengdu: Est-Ouest Testing & Technical Services (Chengdu) Co.

6, Wuhan: Est-Ouest Testing & Technical Services (Wuhan) Co.

7. Qingdao: Est-Ouest Testing & Technical Services (Qingdao) Co.

8. Hangzhou: Est-Ouest Testing & Technology Service (Hangzhou) Co.