This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these template messages) The topic of this article may not meet Wikipedia's notability guideline for biographies. Please help to demonstrate the notability of the topic by citing reliable secondary sources that are independent of the topic and provide significant coverage of it beyond a mere trivial mention. If notability cannot be shown, the article is likely to be merged, redirected, or deleted.Find sources: "Howard Y T Cheng" – news · newspapers · books · scholar · JSTOR (February 2012) (Learn how and when to remove this template message) This biography of a living person relies too much on references to primary sources. Please help by adding secondary or tertiary sources. Contentious material about living persons that is unsourced or poorly sourced must be removed immediately, especially if potentially libelous or harmful.Find sources: "Howard Y T Cheng" – news · newspapers · books · scholar · JSTOR (February 2012) (Learn how and when to remove this template message) This biography of a living person needs additional citations for verification. Please help by adding reliable sources. Contentious material about living persons that is unsourced or poorly sourced must be removed immediately from the article and its talk page, especially if potentially libelous.Find sources: "Howard Y T Cheng" – news · newspapers · books · scholar · JSTOR (February 2012) (Learn how and when to remove this template message) This article provides insufficient context for those unfamiliar with the subject. Please help improve the article by providing more context for the reader. (April 2015) (Learn how and when to remove this template message) .mw-parser-output .hidden-begin{box-sizing:border-box;width:100%;padding:5px;border:none;font-size:95%}.mw-parser-output .hidden-title{font-weight:bold;line-height:1.6;text-align:left}.mw-parser-output .hidden-content{text-align:left}You can help expand this article with text translated from the corresponding article in Chinese. (April 2015) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Chinese Wikipedia article at [[:zh:鄭雨滇]]; see its history for attribution. You should also add the template ((Translated|zh|鄭雨滇)) to the talk page. For more guidance, see Wikipedia:Translation. (Learn how and when to remove this template message)