Trigem Corp, which in 1987 was commissioned by Seiko Epson Corp to manufacture its Equity I and II personal computers in vast numbers, mainly for the US market, is preparing to set the cat among the pigeons in the workstation wars with a Sparc RISC-based workstation at under $4,000. Seoul, South Korea-based Trigem, which has supplied personal computers OEM to a variety of companies, including the Chesapeake successor to Columbia Data Products Inc, and is a 3Com distributor in South Korea, is preparing its plunge into the Sun Microsystems market for the Comdex show in November, when it launches an 8Mb diskless Sparc workstation with a 17. The cheapest Sparc-based workstation is currently Sun Microsystems’ own Sparcstation SLC at from $5,000.