In accordance with aliens reasons for coming to China, the ordinary visas to be issued to them shall be marked with the following Chinese pinyin letters (1) the letter D"is marked on a visa issued to a person who comes for permanent residence in China (2)the letter"Z" is marked on a visa issued to a person who comes to China for a post or employment, and also to this persons accompany ing family members (3)the Letter X"is marked on a visa issued to a person who comes to China to study to engage in advanced studies, or to do fieldwork, for a period of more than 6 months (4)the letter F"is marked on a visa issued to a person who is invited to come to fo for doing bus iness f carry 1 scientific technical cultural exchanges, for pursuing short-term advanced studies or for doing short-term fieldwork: these activities shall not exceed 6 months (5)the letter " L"is marked on a visa issued to a person who comes to China for sight seeing for visiting relatives, or for private matters: a group visa shall be issued to a china-bound tourist group of nine members or more (6)the letter G is marked on a visa issued to a transit traveller (7) the letter C is marked on a visa issued to a crew member performing his/her duties on board an international train, or on an international airliner, to a sailor on board an internationa ocean-liner or freighter, and also to their accompany ing family members. Article 5 An alien, who is applying for a visa, shall answer the questions put to him/her and go throug the following procedures (1)to present a valid passport or other certificate(s) that can be used in place of a passport (2)to fill in a visa application form, and hand in recent frontal hatless half-length passport-size photos of the applicant (3)to present, for examination, documents of certification pertaining to the reason(s) for entry or transit application Article 6 The documents of certification as mentioned in Item (3) Article 5 of these Regulations, refer to (1) those appl ying for the visa marked with"D" shall hold status-of-residence identification forms. To obtain such a form, the applicant may apply or do so through his/her relatives in China, to the entry-exit controlling department under the public security bureau of the city or county where the applicant is to reside (2) those applying for the visa marked with "Z" shall hold documents of certification issued by a Chinese unit indicating the engagement or employment, (s) telegram(s) sent by an authorized unit (3) those apply ing for the visa marked with X" shall hold documents of certification issued by a host institution or by a competent department: (4)those applying for the visa marked with F"shall hold letter(s) or telegram(s) sent by a authorized unit (5) those applying for the visa marked with L, who come to China as tourists, shall hold certifying documents for reception issued by a Chinese tourist department (6)those applying for the visa marked with G" shall hold a valid visa issued by the country (o region the applicant 1 S Only6 In accordance with aliens' reasons for coming to China, the ordinary visas to be issued to them shall be marked with the following Chinese pinyin letters: (1) the letter "D" is marked on a visa issued to a person who comes for permanent residence in China; (2) the letter "Z" is marked on a visa issued to a person who comes to China for a post or employment, and also to this person's accompanying family members; (3) the Letter "X" is marked on a visa issued to a person who comes to China to study, to engage in advanced studies, or to do fieldwork, for a period of more than 6 months; (4) the letter "F" is marked on a visa issued to a person who is invited to come to China for a visit, for investigations, for giving lectures, for doing business, for carrying out scientific, technical and cultural exchanges, for pursuing short-term advanced studies or for doing short-term fieldwork: these activities shall not exceed 6 months; (5) the letter "L" is marked on a visa issued to a person who comes to China for sightseeing, for visiting relatives, or for private matters; a group visa shall be issued to a China-bound tourist group of nine members or more; (6) the letter "G" is marked on a visa issued to a transit traveller; (7) the letter "C" is marked on a visa issued to a crew member performing his/her duties on board an international train, or on an international airliner, to a sailor on board an international ocean-liner or freighter, and also to their accompanying family members. Article 5 An alien, who is applying for a visa, shall answer the questions put to him/her and go through the following procedures: (1) to present a valid passport or other certificate(s) that can be used in place of a passport; (2) to fill in a visa application form, and hand in recent frontal hatless half-length passport-size photos of the applicant; (3) to present, for examination, documents of certification pertaining to the reason(s) for entry or transit application. Article 6 The documents of certification as mentioned in Item (3) Article 5 of these Regulations, refer to: (1) those applying for the visa marked with "D" shall hold status-of-residence identification forms. To obtain such a form, the applicant may apply, or do so through his/her relatives in China, to the entry-exit controlling department under the public security bureau of the city or county where the applicant is to reside; (2) those applying for the visa marked with "Z" shall hold documents of certification issued by a Chinese unit indicating the engagement or employment, or hold letter(s) or telegram(s) sent by an authorized unit; (3) those applying for the visa marked with "X" shall hold documents of certification issued by a host institution or by a competent department; (4) those applying for the visa marked with "F" shall hold letter(s) or telegram(s) sent by an authorized unit; (5) those applying for the visa marked with "L", who come to China as tourists, shall hold certifying documents for reception issued by a Chinese tourist department; (6) those applying for the visa marked with "G" shall hold a valid visa issued by the country (or region) the applicant is going to. Only a