CHANG IL MACHINERY CO., LTD. collects the following personal information from users for inquiries. - Collected items: country, company name, name, telephone number, email - Purpose: Customer inquiry and consultation - Retention period: We store and use the information for 5 years from the date of receipt of a customer inquiry. The information is destroyed without delay after the purpose and use have been achieved or when the user requests withdrawal from the consent. However, for information that are obligated to storage under laws such as the E-Commerce Act, it may be retained for the identified duration of storage. Users have the right to disagree with the collection and use of their personal information. ※ You may refuse to consent the collection and use of essential items. however they are information that must be provided for service. Therefore, if you refuse to consent, the customer inquiry service cannot be used.