2.0.0rc1, Train successfully but not work!

Rasa version: 2.0.0rc1 Python version: 3.6.9 OS: ubuntu 18.04

config.yml

language: "zh"
pipeline:
- name: "JiebaTokenizer"
  dictionary_path: "jiebatemp"
  # Flag to check whether to split intents
  "intent_tokenization_flag": False
  # Symbol on which intent should be split
  "intent_split_symbol": "_"
  # Regular expression to detect tokens
  "token_pattern": None

policies:
  - name: RulePolicy

the dict.txt format like below:

RSS订阅 3 n
4S店 3 n
江南Style 3 n
 1号店 3 n
中国 129470 ns
中国 3 b

nlu.yml

version: "2.0"

nlu:
- intent: greet
  examples: |
    - 你好
    - 早上好
    - 中午好
    - 晚上好

- intent: greetx
  examples: |
    - hey
    - hi
    - hello

- intent: mood_happy
  examples: |
    - 很好
    - 不错
    - 我很好


- intent: mood_unhappy
  examples: |
    - 很难过
    - 糟糕极了

stories.yml

version: "2.0"
stories:
 - story: happy path
   steps:
   - intent: greet
   - action: utter_greet
   - intent: mood_happy
   - action: utter_happy
   - intent: greetx
   - action: utter_greetx
 - story: unhappy path
   steps:
   - intent: greet
   - action: utter_greet
   - intent: mood_unhappy
   - action: utter_unhappy
   - intent: greetx
   - action: utter_greetx

rules.yml

version: "2.0"

rules:

- rule: Say goodbye anytime the user says goodbye
  steps:
  - intent: goodbye
  - action: utter_goodbye

- rule: Say 'I am a bot' anytime the user challenges
  steps:
  - intent: bot_challenge
  - action: utter_iamabot

domain.yml

intents:
  - greet
  - greetx
  - goodbye
  - mood_unhappy
  - bot_challenge
  - mood_happy

responses:
  utter_greet:
    - text: "你好,今天过得如何?"
  utter_greetx:
    - text: "xx你好xx,xx今天过得如何?xx"
  utter_happy:
    - text: "那很不错!"
  utter_unhappy:
    - text: "发生了什么事,可以说给我吗?"
  utter_goodbye:
    - text: "Bye"
  utter_iamabot:
    - text: "I am a bot, powered by Rasa."

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QUESTION: rasa train successfully. but parse intent by rasa shell nlu, the result is null.

Since your pipeline only has a tokenizer, it will not be able to perform intent classification.