east coast group representation constituency (; ; ) is a four-member group representation constituency in the eastern area of singapore. the areas of the group representation constituency consists of east coast, bedok, changi-simei, siglap, tampines, pasir ris, kampong chai chee, changi airport and the offshore islands of pulau tekong, pulau ubin and pedra branca. the grc also covers a large portion of singapore's eastern territorial waters.