i am from bangladesh.for business purpuse i need to go cameroon(africa).but cameroon do not have any consulate or embassy office in bangladesh.but china(beijing) have.so i need to go china.i have an invitation letter of cameroon.i will face china embassy of bangladesh,do u think,i need any invitation letter of china?my email(yahoo.com|kamrulru) my phone number 008801815425386.