The remains of 20 Chinese People's Volunteers (CPV) who died in the Korean War will be returned by S. Korea and are expected to arrive in China on Wednesday for permanent burial. /VCG Photo

A ceremony was held in Incheon, S. Korea on Monday to place the remains of the fallen Chinese soldiers in caskets, with both government officials from China and S. Korea in attendance, according to Yonhap News. /VCG Photo

This was the fifth ceremony under a 2013 agreement, which has so far seen 569 sets of remains sent back, according to AFP. /VCG Photo  

A Chinese military official salutes to the remains of a Chinese soldier. /VCG Photo

During 1950 to 1953, the CPV fought side by side with the army of the Democratic People's Republic of Korea in the Korean War against the S. Korean army and US-led UN forces. Tens of thousands of soldiers died on the Korean Peninsula during the war. /VCG Photo