usage:
	1. Please make sure you have installed Java, we recommand Java8.
	2. In folder "jar", the jar packages should be imported in project. maven use：https://support.huaweicloud.com/sdkreference-sis/sis_05_0004.html (only for chinese region users).
	3. In folder "cn_demo", the code show how to use the SDK in chinese region.
	4. In folder "intl_demo", the code show how to use the SDK in international region.
	5. In folder "data", the audio files are examples for users.
	6. log4j2.xml are used to config the log4j2. 

warn: 
	1. The sdk use OKHttpClient and jackson-core. Please make sure to replace the jar.
	2. In chinese region, the api only support recognizing chinese. In international region, the api only support recognzing english.
	3. In international region, sentence transcription doesn't support hot word and digit_norm.