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Material introduction

O ring calculation software about ZHEN-O


O loop calculator IPhone APP
O loop calculator Android APP

How to operate:

1、You can use your mobile phone in WeChat or Alipay software sweep function to scan the two-dimensional code image

2、Long by this two-dimensional code identification and download

Zhen-O Co., Ltd. all rights reserved.   Guangdong ICP No. 05095685 -1