Longjing tea from bluish to deep green after steeping. Before infusion, higher quality Longjing teas have a very tight, flat shape and light green color. A study by Wang and Ruan (2009) found that one aspect of the perceived low quality of Longjing teas was a higher concentration of chlorophyll, producing a darker green color. The study revealed that free amino acids and theanine concentrations contribute positively to what is perceived as a good taste. Longjing tea was granted the status of Gong Cha, or imperial tea, in the Qing dynasty by the Kangxi Emperor. According to the legend, The Kangxi Emperor's
Language and overseas Chinese communities stores. However, only Cantonese seems to have benefited from this uplift, thanks to a large following of Hong Kong popular culture, such as television dramas, cinema and Cantopop. A number of Chinese variants are spoken in Brunei. Hokkien, Hakka, Mandarin and Cantonese are the most commonly spoken varieties in the nation. Malaysia is the only country besides Mainland China and Taiwan that has a complete Chinese education system, from primary schools to universities. Malaysian Chinese speak a wide variety of variants, which are concentrated around particular population centers. Hokkien, the largest Chinese group, is concentrated in Penang, Klang, Kelantan and