纽约期金突破4750美元/盎司，日内涨0.85%。

At the open, China's main futures contracts were mostly higher. Ethylene glycol (EG) and bitumen rose nearly 3%; short fiber (PSF), p-xylene (PX) and fuel oil gained about 2%; No.20 rubber, bottle-grade PET, propylene, Shanghai gold, platinum, PTA, BR rubber, coke and methanol were up more than 1%. On the downside, PVC and egg futures fell over 2%; apples, SC crude oil, rapeseed oil and Soybean No.2 dropped more than 1%; palm oil and pulp were down about 1%.

Musk said the design is substantially simpler than traditional racks, with lower cost, higher density and lighter weight.