On July 4, the spot market for polyester bottles and chips in East China was narrowed. The market price for July goods was around 6,800 - 6,950 yuan/ton, down 25 yuan/ton from the previous working day. The price for August goods was 6,750 - 6,900 yuan/ton. The raw material PTA futures market is weak and the cost support is general. The prices of bottle and chip manufacturers are stable, and the prices of dealers are slightly adjusted.