United States, May 26 -- The U.S. Food and Drug Administration (FDA)'s Center for Devices and Radiological Health (CDRH) issued General Correspondence Letters to two third-party testing companies in China after discovering data that was falsified or otherwise found to be invalid. The General Correspondence Letters were sent to Mid-Link Technology Testing Co., Ltd. ("Mid-Link") in Tianjin, China, and Sanitation & Environment Technology Institute of Soochow University Ltd. (dba "SDWH") in Suzhou, China. The letters stated in part, that because the FDA could not ensure the reliability and validity of biocompatibility testing and animal safety and performance testing studies conducted at their respective testing facilities, the agency will reje...