(3rd LD) N. Korea's ceremonial head in Beijing en route to Equatorial Guinea

(ATTN: RAISES KCNA report higher; ADDS remarks by China's foreign ministry, details in first 8 paras; AMENDS headline)

BEIJING/SEOUL, May 17 (Yonhap) -- North Korea's ceremonial head of state, Kim Yong-nam, arrived in Beijing on Tuesday, en route to