STL(SZ:002648)2016-01-29 16:00Profit Forecast - The company expects a net profit attributable to shareholders to decline by 1400% to 1370%, resulting in a loss of between -42,321.65 million and -41,344.99 million yuan for the year 2015[3] - The previous forecast indicated a net profit change range of -1180.00% to -1150.00%[3] - The decline in profitability is attributed to the narrowing price difference between propane and propylene, impacting propylene profitability[5] Inventory and Impairment - The company recorded an inventory impairment provision of 28.53 million yuan due to the cost of inventory exceeding its net realizable value[6] Strategic Adjustments - The company plans to enhance profitability stability by adjusting production between propylene and polypropylene based on price differentials[6] Investor Communication - The performance forecast has not been audited by registered accountants[4] - The company acknowledges the inconvenience caused to investors by the performance forecast revision and advises caution regarding investment risks[7]