Well Wanbodi-1 was an oil and gas survey well deployed in Qiaocheng district， Bozhou city， Anhui province. The purpose of this well was to find out the stratigraphic sequence and development characteristics in Bozhou district， Anhui province by drilling， logging and testing methods， and to obtain the evaluation parameters of Cambrian reservoir physical properties， and oil and gas properties. The geology， drilling technology and problems encountered in well drilling are introduced in detail with the specific solutions put forward. The successful completion of the drilling work can provide experience and reference for drilling of similar small-diameter geological survey wells in China.