Longjing tea is actually not from Hangzhou. Many of these "inauthentic" longjing teas are produced in provinces such as Yunnan, Guizhou, Sichuan, and Guangdong. However credible sellers may sometimes provide anti-fake labels or openly state that the tea is not from Zhejiang. Experienced drinkers may be able to tell if Longjing is authentic by taste and smell. The aroma and flavors of the "inauthentic" Longjing teas are not as complex, or long-lasting as the authentic tea. These teas, although similar in appearance, are mild in flavor and aroma and do not have the long-lasting aftertaste of the original. Longjing has a signature
Language and overseas Chinese communities Southeast Asia, Hokkien and Cantonese has traditionally served as the "lingua francas" amongst ethnic Chinese across most of the region and within many of its nations. However, the language situation of these communities can vary greatly amongst neighboring nations or even within. Although the Burmese Chinese (or Chinese Burmese) officially make up three percent of the population, the actual figure is believed to be much higher. Among the under-counted Chinese populations are: those of mixed background; those that have registered themselves as ethnic Bamar to escape discrimination; illegal Chinese immigrants that have flooded Upper Burma since the 1990s (up to