Chance character set on our privare DNS server to all languages

We have a 30 to 50 USD budget for this adjustment If you can not work for this budget, please do not place a bid. we wont hire you We would like to use other characters on our DNS serever. Now it only looks in our database when the charcters are english. We want to open the DNS server for Chinese and other languages. Please only place a bit is you know how to do this and have extencive knowledge of DNS servers