Does Zealand citizen require prior visa to visit Beijing, China?

Yeah, you do have to apply for a China tourist visa in advance with the following documents:
1. Your original passport with more than 6 validity and 2 blank pages left;
2. a visa application form that is completely and neatly filled by the applicant hinself/herself;
3. one passport size photo;
4. photo copy of the personal info. pages of your passports.
5. round-way air tickets and hotel booking in China.
6. Your residence permit, work permit, valid visa or entry record in Dhaka.
You may just send one of your to go to the China Embassy in Dhaka to submit the application directly.