Jining Xinxin Ultrasonic Electronic Equipment Co., Ltd.  
Address：High-tech Development Zone, Jining City, Shandong Province
Postcode：272000  
Landline：0537-2658289

Please transfer the extension number to the business department 801.802.803.804
Phone：15910013420  
Contact: Lin Manager  
Fax：0537-2658089-805  
E-mail：xxchaosheng@163.com  
Web：m.chkschool.com.cn