<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S BALANCE SHEET AND STATEMENT OF INCOME FOR THE PERIOD ENDED JUNE 30,
1998.
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                       1,136,006
<SECURITIES>                                 2,961,657
<RECEIVABLES>                               15,362,280
<ALLOWANCES>                                   105,000
<INVENTORY>                                  3,379,386
<CURRENT-ASSETS>                            23,809,859
<PP&E>                                      39,998,612
<DEPRECIATION>                              11,179,719
<TOTAL-ASSETS>                              62,919,537
<CURRENT-LIABILITIES>                       15,857,459
<BONDS>                                     23,051,841
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        97,797
<OTHER-SE>                                  18,319,024
<TOTAL-LIABILITY-AND-EQUITY>                62,919,537
<SALES>                                     39,738,562
<TOTAL-REVENUES>                            39,738,562
<CGS>                                       31,398,582
<TOTAL-COSTS>                               31,398,582
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             804,191
<INCOME-PRETAX>                              3,633,068
<INCOME-TAX>                                 1,489,359
<INCOME-CONTINUING>                          2,143,709
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 2,143,709
<EPS-PRIMARY>                                      .22
<EPS-DILUTED>                                      .21