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Techcross Water & Energy collects the personal information as follows to provide services. For more detailed information, please refer to the “Privacy Policy” at Techcross Water & Energy official website. ○ Consent for Collection·Use of Personal Information 1. Types of Personal Information Processed - Required: Name, company name, e-mail address - Optional: position, phone number 2. Purpose of Personal Information Processing : Providing Services 3. Possession Period of Personal Information

Circumstance	Period
Records related to contracts or withdrawal of subscription (Act on the Consumer Protection in Electronic Commerce, Etc.)	5 years
Records related to payment and supply of goods (Act on the Consumer Protection in Electronic Commerce, Etc.)	5 years
Records related to consumer complaints or conflict resolution (Act on the Consumer Protection in Electronic Commerce, Etc.)	3 years