| Environmental Information Report - Zhejiang Tongtai |
2024-3-20 |
| 2023 Social Responsibility Report - Sealed |
2024-3-20 |
| Carbon Footprint Report - Deep groove Ball Bearings - Zhejiang Tongtai |
2024-3-20 |
| Carbon Verification Report - Tongtai Bearing -2023 |
2024-3-20 |
| Carbon Verification Report - Tongtai Bearing -2022 |
2024-3-20 |
| Verification Report - Tongtai Bearing -2021 |
2024-3-20 |
OTT begin mass production of Double Row Angular Contact Ball Bearing 5203/5204/5205/5206/5207/5208 with P6 Z3V3 quality till November 2023, and bein to supply for the domestic reducer industry |
2023-11-1 |
| OTT obtained the environmental quality system certification ISO14001 in August 2023 |
2023-8-1 |
| OTT begin mass production of generator bearing 6202/6303 for Belarus construction machinery vehicle from March 2023 |
2023-3-1 |
| From May 2022, OTT bearing 61811-2RS began to supply to DANA Company in bulk. |
2022-5-1 |
| In March 2021, we will continue to develop the tensioner bearings for Toyota vehicles |
2021-3-1 |
| In December 2020, we began to develop air conditioning bearings with Mitsubishi Corporation of Japan |
2020-12-1 |
| On October 16, 2020, the company was renamed zhejiang Tongtao Bearing Co., LTD?/td>
| 2020-10-15 |
| In August 2020, the double row angular contact ball bearing was officially put into production |
2020-8-1 |
| We sincerely welcome you to visit our booth 3.1K102 at Automechanika (2019.12.3-2019.12.6) |
2019-11-29 |
| Begin to produce Double Row Angular Contact Ball Bearing from September,2019 |
2019-10-16 |
| The website for tensional pulley bearings -- WWW.OTT-BEARING.COM start to use from Oct 12th,219 |
2019-10-16 |
| 2019 Exhibition Plan |
2019-09-11 |
| Zhejiang Tongtao Bearing attend Hannover Mess 2016 , booth number HALL5 B48-16 |
2015-3 |
| OTT factory begin to be the bearing supplier of the top of Korean Automotive brand MANDO company in Mar.2015 . |
2015-3 |
| The top of Household motor and Industrial motor in Korea SPG company visit OTT factory on Mar 06th,2015 |
2015-3 |
| 2014 outstanding staff of OTT. |
2015-02 |
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