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|  | Investor Relations Contact 
| Contact Person: | Ms. Hsiao-Feng Lin, Accounting Associate Manager, Accounting Department |  
| Phone: | +886-2-8161-9800 ext. 1660 |  
| mail: | RTD@mail.ruentex.com.tw |  |  | 
|  | Stock Transfer Agent Contact Information 
| Stock Transfer Agent: | Stock Affairs Agency Department, First Securities Inc. |  
| Phone: | +886-2-2563-5711 |  
| Address: | 6F., No. 27, Sec. 1, Anhe Rd., Da'an Dist., Taipei City |  
| Website: | https://www.firstsec.com.tw/ |  |  |