Master GK Ham is a professional consultant for San Yuan and San He system of Yin and Yang House Feng Shui.

He is acknowledged as the 72 nd Generation of Han Wu San Yuan Lineage Feng Shui under the direct tutelage of Master Lau Kai Chi of Hong Kong. A Tao Fa Master under the Jing Dong Shan金洞山 Temple. His Taoist Lineage are 金英三教 Feng Huo Yuan 風火院 and Liu Ren 六壬法門 Fu Ying Guan 伏英館. He is also a White Lotus Sect 白蓮教 disciple.

In Vajrayana (Tibetan Buddhism) he is being accorded as a Lama from the Ngakpa Nyingma tradition.

He is also a Qi Men Dun Jia instructor carrying the lineage of Yao Chen for Qi Men Dun Jia.

His contribution to the Chinese Metaphysics includes being the first developer of structured English based Qi Men Dun Jia programmes (2004), thereby brought practical knowledge of Qi Men Dun Jia to the world and sharing Qi Men methods that is considered guarded secrets prior to the availability of his teaching.

Professionally he is an internationally certified instructor for Neuro Linguistic Programming (NLP) from IANLP and Professional Behavior Analyst. Acquired his business degree from the University of South Australia (Hons).

譚宏洋是专业风水师精通阴宅和阳宅风水.

他被公认为汉五派三元风水第72代传人，恩师是香港风水大师 劉啟治（71 代汉五派风水掌门人）。

谭师父也是金洞山庙槟城创办人, 本身修道法，金英三教风火院、六壬法门伏英馆。

在密教金刚乘（藏传佛教）中，他在红教被公认喇嘛。

也是奇门遁甲的传承来自瑶成派。

他对玄学的贡献包括成为第一个用英语和用 module system，从而将奇门遁甲的实用知识带到了全世界。 教导过500位职业风水师来自俄罗斯，德国，法国，美国，英国，以色列，印尼，新加坡及 马来西亚。

在专业上领域，他是NLP认证讲师, 行为分析师 . 澳大利亚南部大学 University of South Australia（荣誉）商业学位。