I am Elenore Linda Grant & working at Caritas Chittagong. I want to viist my two uncle's in macao &

You may just apply for a Macau visa from the China Embassy in Bangladesh with the documents below:
1. A completed application form
2. Copy of the bio data page and used pages of your valid passport
3. Document of financial status e.g. bank statement, deposit in savings account or tax payment receipt
4. round-trip air tickets and hotel room reservation receipts in Macau
5. Document to prove the purpose of visit (e.g. copy of residence document of the family in Macao, Macao ID card of the family in Macao/document of kinship, etc.)
6. Inside pages in the travel document which had been used for admission to Macao (if any)
7. Valid entry visa or residence visa/permit of other countries or regions (if any)