Unable to send SMS with Chinese character using API

Issue

Unable to send SMS with chinese character using API

Symptoms

Gets the result return -36 and those sent out SMS messages were fail to receive.

Cause

The setting was incorrect.

Workaround

The settings that you need to set when you post to our gateway
“content_type” = 2
“msg” = converted to Hexadecimal format

Additional Information 

If you message contains mixture of English and Chinese character, you would need to send it as Chinese message

Here is some example of conversion : a converted to hexadecimal is 0061, 人 converted to hexadecimal is 4EBA

For sample code in VB.NET, kindly download it here – http://www.trio-mobile.com/document/samplecodehex.zip