Incoming ROK President-Elect Yoon Suk-yeol campaigned on purchasing a second THAAD battery to defend South Korea. The Chinese are making veiled threats if South Korea decides to purchase a missile defense system to defend themselves with in the face of North Korea increasingly testing new missiles. If North Korea wasn’t regularly threatening the ROK with missiles it would not need a THAAD battery in the first place:

South Korea will hazard its improving relationship with China if it deploys a second American-made missile defense battery, China’s ambassador in Seoul implied Thursday.
The Terminal High Altitude Area Defense system, or THAAD, is a sensitive topic in relations between the two countries, and South Korea “should not be treading in that step again,” Chinese Ambassador to South Korea Xing Haiming said in a speech Thursday at the Millennium Hilton Seoul hotel, according to news reports the next day. (………..)
Xing, speaking at an event hosted by the Institute for Global Strategy and Cooperation, described China-South Korea relations as “really bad” following the THAAD deployment. They had “recovered the right track because the two nations made joint efforts,” he said Thursday.
Stars & Stripes
You can read more at the link.




