diff --git a/fastNLP/api/api.py b/fastNLP/api/api.py
index 4a0bbbae..6389686a 100644
--- a/fastNLP/api/api.py
+++ b/fastNLP/api/api.py
@@ -13,9 +13,6 @@ from reproduction.chinese_word_segment.cws_io.cws_reader import ConllCWSReader
 from reproduction.pos_tag_model.pos_reader import ZhConllPOSReader
 from reproduction.Biaffine_parser.util import ConllxDataLoader, add_seg_tag
 from fastNLP.core.instance import Instance
-from fastNLP.core.sampler import SequentialSampler
-from fastNLP.core.batch import Batch
-from reproduction.chinese_word_segment.utils import calculate_pre_rec_f1
 from fastNLP.api.pipeline import Pipeline
 from fastNLP.core.metrics import SpanFPreRecMetric
 from fastNLP.api.processor import IndexerProcessor
@@ -23,10 +20,9 @@ from fastNLP.api.processor import IndexerProcessor
 
 # TODO add pretrain urls
 model_urls = {
-    'cws': "http://123.206.98.91:8888/download/cws_crf-69e357c9.pkl"
+    'cws': "http://123.206.98.91:8888/download/cws_crf_1_11-457fc899.pkl"
 }
 
-
 class API:
     def __init__(self):
         self.pipeline = None
@@ -174,12 +170,9 @@ class CWS(API):
         dataset.add_field('raw_sentence', sentence_list)
 
         # 3. 使用pipeline
-        pipeline = self.pipeline.pipeline[:-3] + self.pipeline.pipeline[-2:]
-        pp = Pipeline(pipeline)
-        pp(dataset)
-        # self.pipeline(dataset)
+        self.pipeline(dataset)
 
-        output = dataset['output'].content
+        output = dataset.get_field('output').content
         if isinstance(content, str):
             return output[0]
         elif isinstance(content, list):
@@ -324,7 +317,7 @@ class Analyzer:
 
     def test(self, filepath):
         output_dict = {}
-        if self.seg:
+        if self.cws:
             seg_output = self.cws.test(filepath)
             output_dict['seg'] = seg_output
         if self.pos:
@@ -346,13 +339,14 @@ if __name__ == "__main__":
     # print(pos.test("/home/zyfeng/data/sample.conllx"))
     # print(pos.predict(s))
 
-    cws_model_path = '../../reproduction/chinese_word_segment/models/cws_crf.pkl'
-    cws = CWS(model_path=cws_model_path, device='cuda:0')
+    # cws_model_path = '../../reproduction/chinese_word_segment/models/cws_crf_1_11.pkl'
+    cws = CWS(device='cpu')
     s = ['本品是一个抗酸抗胆汁的胃黏膜保护剂' ,
         '这款飞行从外型上来看酷似电影中的太空飞行器，据英国方面介绍，可以实现洲际远程打击。',
          '那么这款无人机到底有多厉害？']
-    # print(cws.test('/home/hyan/ctb3/test.conllx'))
+    print(cws.test('/home/hyan/ctb3/test.conllx'))
     print(cws.predict(s))
+    print(cws.predict('本品是一个抗酸抗胆汁的胃黏膜保护剂'))
 
     # parser = Parser(device='cpu')
     # print(parser.test('/Users/yh/Desktop/test_data/parser_test2.conll'))
diff --git a/fastNLP/api/processor.py b/fastNLP/api/processor.py
index afa8775b..48513699 100644
--- a/fastNLP/api/processor.py
+++ b/fastNLP/api/processor.py
@@ -270,8 +270,8 @@ class ModelProcessor(Processor):
                         for idx, seq_len in enumerate(seq_lens):
                             tmp_batch.append(value[idx, :seq_len])
                         batch_output[key].extend(tmp_batch)
-
-                batch_output[self.seq_len_field_name].extend(seq_lens)
+                if not self.seq_len_field_name in prediction:
+                    batch_output[self.seq_len_field_name].extend(seq_lens)
 
         # TODO 当前的实现会导致之后的processor需要知道model输出的output的key是什么
         for field_name, fields in batch_output.items():
diff --git a/reproduction/chinese_word_segment/process/cws_processor.py b/reproduction/chinese_word_segment/process/cws_processor.py
index 3f3bdf18..9e57d35a 100644
--- a/reproduction/chinese_word_segment/process/cws_processor.py
+++ b/reproduction/chinese_word_segment/process/cws_processor.py
@@ -238,7 +238,7 @@ class VocabIndexerProcessor(Processor):
 
     """
     def __init__(self, field_name, new_added_filed_name=None, min_freq=1, max_size=None,
-                 verbose=1, is_input=True):
+                 verbose=0, is_input=True):
         """
 
         :param field_name: 从哪个field_name创建词表，以及对哪个field_name进行index操作
@@ -320,6 +320,15 @@ class VocabIndexerProcessor(Processor):
     def get_vocab_size(self):
         return len(self.vocab)
 
+    def set_verbose(self, verbose):
+        """
+        设置processor verbose状态。
+
+        :param verbose: int, 0，不输出任何信息；1，输出vocab 信息。
+        :return:
+        """
+        self.verbose = verbose
+
 class VocabProcessor(Processor):
     def __init__(self, field_name, min_freq=1, max_size=None):
 
diff --git a/reproduction/chinese_word_segment/train_context.py b/reproduction/chinese_word_segment/train_context.py
index 68d431d3..b0d238b3 100644
--- a/reproduction/chinese_word_segment/train_context.py
+++ b/reproduction/chinese_word_segment/train_context.py
@@ -139,14 +139,16 @@ from fastNLP.api.processor import ModelProcessor
 from reproduction.chinese_word_segment.process.cws_processor import BMES2OutputProcessor
 
 model_proc = ModelProcessor(cws_model)
-output_proc = BMES2OutputProcessor(tag_field_name='pred')
+output_proc = BMES2OutputProcessor(chars_field_name='chars_lst', tag_field_name='pred')
 
 pp = Pipeline()
 pp.add_processor(fs2hs_proc)
 # pp.add_processor(sp_proc)
 pp.add_processor(char_proc)
 pp.add_processor(bigram_proc)
+char_vocab_proc.set_verbose(0)
 pp.add_processor(char_vocab_proc)
+bigram_vocab_proc.set_verbose(0)
 pp.add_processor(bigram_vocab_proc)
 pp.add_processor(seq_len_proc)