Philippine President Duterte said that challenging China in the South China Sea will only lead to violence.Only when China drilled oil in a controversial waters, he challenged China.

According to Bloomberg report: Duterte said at a TV press conference on Monday night: "If we go there to advocate our jurisdiction, it will set off blood and rain."This was Duterte's first speech after hundreds of Chinese ships were found near a controversial islands and reef in the South China Sea in March.

Duterte said that when it is not a confrontation with China, he is "not interested in marine resources in controversial sea areas.Duterte said: "I will send five coastal guards ships, they can chase. They can compare and see who is faster."

However, the Philippine leader said that if China began to explore oil, he would send naval ships to controversial waters."If they drilled oil, we should take action if they drill oil."