CPT Technology (Group) Co., Ltd. (SZSE:000536) agreed to acquire an additional 35% stake in CPTF Optronics Co., Ltd. from CPTF Visual Display (Fuzhou) Ltd., Shunming Electronic (Fuzhou) Co.,Ltd., Cotech Engineering Fuzhou Corp., Chunghwa Picture Tubes (Bermuda) Ltd., Chunghwa Picture Tubes (Labuan) Ltd. and others for CNY 700 million on December 14, 2012. Upon completion, CPT Technology would hold a 75% stake and Chunghwa Picture Tubes (Bermuda) Ltd. would hold a 25% stake in CPTF. On January 28, 2013, CPT Technology (Group) Co., Ltd's 1st shareholders' meeting for 2013 approved the transaction.

As on May 10, 2013, the transaction was approved by China Securities Regulatory Commission. As of October 8, 2013, CPT Technology still has an unpaid equity transfer amount of CNY 30 million for seller Chunghwa Picture Tubers (Labuan) Ltd. Thet ransaction has been approved by Board of Directors of CPT Technology (Group) Co., Ltd. Guosen Securities Co., Ltd. acted as financial advisor and Fujian New-Stone Law Firm acted as legal advisor to CPT Technology (Group) Co., Ltd.