The Sunny bottomhole assembly (SunnyBHA for short) is a sub-module of SunnyDrilling and can operate independently. SunnyBHA helps users quickly complete the entry and editing of bottom hole assembly with a simple interface and provides two operation modes – tabulation and “drag and drop”.
SunnyBHA has a built-in drilling tool library of API standards and also allows users to self-define off-spec drilling tools.

The graph-text report of bottom hole assembly produced by SunnyBHA conforms to the international practice and has rich information