Core Viewpoint - The company reported a significant decline in operating cash flow for the first half of the year, primarily due to extended payment terms in its distribution business and negative sales growth in Guoda Pharmacy [1] Group 1 - The operating cash flow decreased year-on-year, indicating potential liquidity issues for the company [1] - Extended payment terms in the distribution business have negatively impacted cash flow [1] - Guoda Pharmacy experienced a decline in sales revenue, contributing to reduced positive cash flow [1]