18.2.5 The Customer shall fully understand and comply with all applicable PRC and Hong Kong laws and regulations, including the Law of the PRC on Securities; PRC laws and regulations in respect of short-swing profits, reporting and disclosure to the PRC regulators, the relevant PRC Stock Exchange and listed company; in respect of prohibitions on purchase and sale of China Connect Securities; and in respect of taxes; and the business and trading rules and regulations of the relevant PRC Stock Exchange, including its regulations relating to the Programme.