Wei Chi (Change) Chinese Feng Shui Pewter Pendant with adjustable cord. The ancient Chinese religion on Taoism tells us that Chi, the energy of life, flows through us and when it is strong gives us health, harmony and good luck. Feng Shui, which means wind and water, is the art of good Chi. This adjustable cord necklace includes a pewter charm pendant with a Chinese symbol, known to improve the flow of Chi. Complete with a header card explaining the name, English meaning, Chi benefit, Yin Yang lines and earth element for happiness and harmony.