1. The short-term and long-term oil futures contracts and swap contracts used by German Metals for hedging have caused huge floating losses, and German Metals must pay enough extra margin.

2. The energy market has become a spot discount instead of the usual spot premium, and the spot price of petroleum products is lower than the futures price.

3. the New York Mercantile Exchange proposed to double the initial margin of oil futures contracts to avoid credit risk.

There is also a cash flow shortage in this German metal company.