语音服务-文本转语音报错

System.setProperty("sun.net.client.defaultConnectTimeout", "10000");
System.setProperty("sun.net.client.defaultReadTimeout", "10000");
IClientProfile profile = DefaultProfile.getProfile("cn-shanghai", accessKeyId, accessKeySecret);
try {
  DefaultProfile.addEndpoint("cn-hangzhou", "cn-hangzhou", product, domain);
  IAcsClient acsClient = new DefaultAcsClient(profile);

  SingleCallByTtsRequest request = new SingleCallByTtsRequest();
  //必填-被叫显号,可在语音控制台中找到所购买的显号
  request.setCalledShowNumber(aliMessage.getShowNumber());
  //必填-被叫号码
  request.setCalledNumber(aliMessage.getPhone());
  //必填-Tts模板ID
  request.setTtsCode(aliMessage.getTempId());
  //可选-当模板中存在变量时需要设置此值
  request.setTtsParam(aliMessage.getCode());
  //可选-音量 取值范围 0--200
  request.setVolume(100);
  //可选-播放次数
  request.setPlayTimes(3);
  //hint 此处可能会抛出异常，注意catch
  SingleCallByTtsResponse singleCallByTtsResponse = acsClient.getAcsResponse(request);
  if (singleCallByTtsResponse.getCode() != null && singleCallByTtsResponse.getCode()
      .equals("OK")) {
    //请求成功
    log.info("语音文本外呼---------------");
    log.info("RequestId=" + singleCallByTtsResponse.getRequestId());
    log.info("Code=" + singleCallByTtsResponse.getCode());
    log.info("Message=" + singleCallByTtsResponse.getMessage());
    log.info("CallId=" + singleCallByTtsResponse.getCallId());
  }
} catch (ClientException e) {
  log.error(e.getErrCode(), e);
  e.printStackTrace();
}

按照demo上的内容写的，还是报错

com.aliyuncs.exceptions.ClientException: SDK.InvalidRegionId : Can not find endpoint to access.