Company Name : Summation X Holdings Limited Country / Area (國家/地區): Hong Kong, China Buy full data of Hong Kong companies. 購買香港企業完整名錄數據. More Info : Summation X Holdings Limited is a Hong Kong company, its business is about Financial Services Contact Person : Mr Wing-Yuen Tam Job : Chief Executive Officer Category (分類): Services (服務) / Financial Services Buy Services industry data of Hong Kong companies. 購買香港企業服務行業名錄數據. Note : Financial Services Keyword: Telephone : (852) 28773680 Fax Number : (852) 28773180 Address : Room 901 Tung Wai Commercial Building 111 Gloucester Road Wan Chai, Hong Kong Postal Code : No postcode needed in Hong Kong (香港不使用郵遞區號) E-mail Box : terence.tam@summationx.com Website URL : www.summationx.com