Book recommendation for grid examiners.

Tuhua suggests buying the recruitment examination books for full-time workers in Tuhua community and the examination materials for grid workers in the real question database over the years. Established in 2009, Beijing Tuhua Hongyang Network Technology Co., Ltd. is an online education brand under Tuhua, referred to as "Tuhua Online", which is mainly engaged in online training of national and local civil servants, institutions, public elections, teachers, finance, medical care and other recruitment examinations and qualification examinations.