I am a chinese citizen and want to travel to Oman. What are the visa requiremenst?

1. electronic visa application form local sponsor, under the responsibility of (one of the tourist companies or offices or hotels licensed for tourism).
2. a letter from the sponsor a foreigner sponsorship application guarantor or approved by the sponsor or the authorized signature and sealed with the seal of the institution.
3. copy of valid commercial registration and chamber of commerce certificate and a copy of signature authorization.
4. copy of the foreigner passport and should be valid not less than six months.
5. Two photographs (4 x 6) cm.