<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          MAR-31-1998
<PERIOD-START>                             APR-01-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                           4,163
<SECURITIES>                                         0
<RECEIVABLES>                                    7,643
<ALLOWANCES>                                         0
<INVENTORY>                                      3,108
<CURRENT-ASSETS>                                17,810
<PP&E>                                          47,441
<DEPRECIATION>                                   2,810
<TOTAL-ASSETS>                                  67,211
<CURRENT-LIABILITIES>                           16,009
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            45
<OTHER-SE>                                      41,519
<TOTAL-LIABILITY-AND-EQUITY>                    67,211
<SALES>                                         27,683
<TOTAL-REVENUES>                                27,683
<CGS>                                           17,184
<TOTAL-COSTS>                                   10,499
<OTHER-EXPENSES>                                 4,760
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  38
<INCOME-PRETAX>                                  5,777
<INCOME-TAX>                                     2,181
<INCOME-CONTINUING>                              3,596
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     3,596
<EPS-PRIMARY>                                     0.80<F1>
<EPS-DILUTED>                                     0.74
<FN>
<F1>FOR THE PURPOSES OF THIS EXHIBIT, PRIMARY MEANS BASIC.
</FN>