The role of former auditor of EVERGRANDE (03333.HK) 0.000 (0.000%) , PricewaterhouseCoopers (PwC), has aroused market concern over the company's financial fraud. An open letter signed by "some of the PwC partners" has been spreading across social media platforms in China over the weekend, targeting Raymund Chao, the Asia Pacific and China Chairman of PwC.Much of the letter focused on Chao's role and power imbalance within the firm, including claims that there was a "Chao's inner circle" at PwC, where less than 10 senior executives could get a share of RMB200 million, making money sharing the highest priority for the management, but no proof of this has been provided. Related NewsJPM: Rebound of CN Property Stocks May be Short-lived; Apr Mth-to-date Sales Drop Worst in Recent YrsMeanwhile, the market also queried whether PwC had assisted EVERGRANDE Founder Hui Ka Yan in tax evasion and transferring funds outside China in the course of providing auditing services, but also no proof has been provided.Chao, and Daniel Li, Partner, Assurance of PwC, convened a special partners' meeting yesterday (14th) afternoon to discuss the incident and denounced the contents of the anonymous open letter as untrue.(HK stocks quote is delayed for at least 15 mins.)