What is added in front of the payment card number of Bozhou Xinao Gas Alipay?

The first two digits of the payment number of Xinao Gas are 00. According to relevant information, Qingdao Xinao Gas Co., Ltd. is a subsidiary of Xinao Energy Holdings Co., Ltd., which undertakes the natural gas supply of Qingdao Economic and Technological Development Zone. The first two digits of the payment number of Xinao Gas are 00.