According to news reports, it was expected the 31 KH-6 guided missile craft would form into 3 existing Sea Dragon squadrons, and phase out 3 of the 5 current Sea Dragon squadrons with older and small Hai Ou missile boats. The 2 remaining Sea Dragon squadrons with Hai Ou missile boats that were less than 20 years of age would continue on in service. On May 14, 2010, the sixth batch of FACG 72 and 73 was handed over to ROCN, and commissioned into service on July 15, 2010. On July 16, 2010, the seventh batch of FACG 74 and 75 was handed over to ROCN. On September 27, 2010, the eighth batch of FACG 77 and 78 (hull number 76 skipped due to two digits adding up to 13, considered an unlucky number by ROCN) was handed over to ROCN and entered service with ROCN on November 12, 2010. FACG 79 and 80 were handed over to the ROC Navy on November 22, 2010, and entered service on January 10, 2011. The last batch of KH-6 missile boats, FACG 92 and 93, was handed over to the ROC Navy on October 12, 2011.