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| 2/F., Ting Sun Plaza, 33 Sheung Heung Road, |
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| Tokwawan, Kowloon, Hong Kong |
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| Tel: (852) 3748-9733 |
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| Fax: (852) 3748-9730 |
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| Email: cs@ocrettico.com |
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| No. 3, 16/F, Overseas Chinese Venture Building |
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| Nanshan District, Shenzhen,China |
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| Tel: (86 755) 8632 9862 |
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| Fax: (86 755) 8632 9861 |
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