7-Day Challenge Across the Internet!

5000 oil - 8000 oil: Short-term fluctuations with operations, 10%-20% position each time, expected to double the position in 7-10 days.

8000 oil - 10,000 oil: Primarily fluctuations with short-term operations as a supplement, 10% position each time, expected to double the position in 10-15 days.

10,000 oil - 30,000 oil: Primarily long-term, 10% position each time, expected to double the position in 15-20 days.