He made the comments after arriving in Solomon Islands on Thursday — his first stop on eight-nation tour of the Pacific during which he is seeking a sweeping regional deal on security and trade.
The Chinese minister dismissed international concerns about the security agreement Beijing sealed last month with Honiara, saying it was "above board, with honesty and integrity".
"It is not imposed on anyone, nor is it targeted at any third party," Mr Wang told a news conference after meeting with Solomon Islands Foreign Minister, Jeremiah Manele.