Tza Yap Shum (“Tza”), a Chinese national commenced this arbitration against the Republic of Peru (“Peru”), claiming violations of the BIT that affected his investment in TSG del Perú S.A.C. (“TSG”), a Peruvian company involved in the purchase and exportation of fishmeal, primarily for Asian markets. Tza is a 90% indirect shareholder of TSG, having made an investment of US$ 400,000. (para. 59-60, 74, 98)