diff --git a/driver/level3/Makefile b/driver/level3/Makefile
index b8465d4ed..c30483842 100644
--- a/driver/level3/Makefile
+++ b/driver/level3/Makefile
@@ -37,7 +37,7 @@ SBLASOBJS	+= \
 	ssyrk_UN.$(SUFFIX) ssyrk_UT.$(SUFFIX) ssyrk_LN.$(SUFFIX) ssyrk_LT.$(SUFFIX) \
 	ssyr2k_UN.$(SUFFIX) ssyr2k_UT.$(SUFFIX) ssyr2k_LN.$(SUFFIX) ssyr2k_LT.$(SUFFIX) \
 	ssyrk_kernel_U.$(SUFFIX)  ssyrk_kernel_L.$(SUFFIX) \
-	ssyr2k_kernel_U.$(SUFFIX) ssyr2k_kernel_L.$(SUFFIX)
+	ssyr2k_kernel_U.$(SUFFIX) ssyr2k_kernel_L.$(SUFFIX) sgemm_batch_thread.$(SUFFIX)
 
 DBLASOBJS	+= \
 	dgemm_nn.$(SUFFIX) dgemm_nt.$(SUFFIX) dgemm_tn.$(SUFFIX) dgemm_tt.$(SUFFIX) \
@@ -53,7 +53,7 @@ DBLASOBJS	+= \
 	dsyrk_UN.$(SUFFIX) dsyrk_UT.$(SUFFIX) dsyrk_LN.$(SUFFIX) dsyrk_LT.$(SUFFIX) \
 	dsyr2k_UN.$(SUFFIX) dsyr2k_UT.$(SUFFIX) dsyr2k_LN.$(SUFFIX) dsyr2k_LT.$(SUFFIX) \
 	dsyrk_kernel_U.$(SUFFIX)  dsyrk_kernel_L.$(SUFFIX) \
-	dsyr2k_kernel_U.$(SUFFIX) dsyr2k_kernel_L.$(SUFFIX)
+	dsyr2k_kernel_U.$(SUFFIX) dsyr2k_kernel_L.$(SUFFIX) dgemm_batch_thread.$(SUFFIX)
 
 QBLASOBJS	+= \
 	qgemm_nn.$(SUFFIX) qgemm_nt.$(SUFFIX) qgemm_tn.$(SUFFIX) qgemm_tt.$(SUFFIX) \
@@ -103,7 +103,7 @@ CBLASOBJS	+= \
 	cherk_kernel_LN.$(SUFFIX)  cherk_kernel_LC.$(SUFFIX) \
 	csyr2k_kernel_U.$(SUFFIX)  csyr2k_kernel_L.$(SUFFIX) \
 	cher2k_kernel_UN.$(SUFFIX) cher2k_kernel_UC.$(SUFFIX) \
-	cher2k_kernel_LN.$(SUFFIX) cher2k_kernel_LC.$(SUFFIX)
+	cher2k_kernel_LN.$(SUFFIX) cher2k_kernel_LC.$(SUFFIX) cgemm_batch_thread.$(SUFFIX)
 
 ZBLASOBJS	+= \
 	zgemm_nn.$(SUFFIX) zgemm_cn.$(SUFFIX) zgemm_tn.$(SUFFIX) zgemm_nc.$(SUFFIX) \
@@ -137,7 +137,7 @@ ZBLASOBJS	+= \
 	zherk_kernel_LN.$(SUFFIX)  zherk_kernel_LC.$(SUFFIX) \
 	zsyr2k_kernel_U.$(SUFFIX)  zsyr2k_kernel_L.$(SUFFIX) \
 	zher2k_kernel_UN.$(SUFFIX) zher2k_kernel_UC.$(SUFFIX) \
-	zher2k_kernel_LN.$(SUFFIX) zher2k_kernel_LC.$(SUFFIX)
+	zher2k_kernel_LN.$(SUFFIX) zher2k_kernel_LC.$(SUFFIX) zgemm_batch_thread.$(SUFFIX)
 
 
 XBLASOBJS	+= \
@@ -2942,6 +2942,21 @@ gemm_thread_variable.$(PSUFFIX) : gemm_thread_variable.c ../../common.h
 beta_thread.$(PSUFFIX) : beta_thread.c ../../common.h
 	$(CC) -c $(PFLAGS) $< -o $(@F)
 
+sbgemm_batch_thread.$(SUFFIX) : gemm_batch_thread.c ../../common.h
+	$(CC) -c $(CFLAGS) $< -o $(@F)
+	
+sgemm_batch_thread.$(SUFFIX) : gemm_batch_thread.c ../../common.h
+	$(CC) -c $(CFLAGS) $< -o $(@F)
+
+dgemm_batch_thread.$(SUFFIX) : gemm_batch_thread.c ../../common.h
+	$(CC) -c $(CFLAGS) $< -o $(@F)
+
+cgemm_batch_thread.$(SUFFIX) : gemm_batch_thread.c ../../common.h
+	$(CC) -c $(CFLAGS) $< -o $(@F)
+
+zgemm_batch_thread.$(SUFFIX) : gemm_batch_thread.c ../../common.h
+	$(CC) -c $(CFLAGS) $< -o $(@F)
+
 
 sbgemm_thread_nn.$(PSUFFIX) : gemm.c level3_thread.c ../../param.h
 	$(CC) $(PFLAGS) $(BLOCKS) -c -DTHREADED_LEVEL3 -DHALF -UDOUBLE -UCOMPLEX -DNN $< -o $(@F)
diff --git a/driver/level3/gemm_batch_thread.c b/driver/level3/gemm_batch_thread.c
new file mode 100644
index 000000000..45d6977ba
--- /dev/null
+++ b/driver/level3/gemm_batch_thread.c
@@ -0,0 +1,156 @@
+/*****************************************************************************
+Copyright (c) 2020, The OpenBLAS Project
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   1. Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+   2. Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+   3. Neither the name of the OpenBLAS project nor the names of 
+      its contributors may be used to endorse or promote products 
+      derived from this software without specific prior written 
+      permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+**********************************************************************************/
+
+#include "common.h"
+
+void openblas_warning(int verbose, const char * msg);
+
+#ifdef SMALL_MATRIX_OPT
+static int inner_small_matrix_thread(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n, IFLOAT *sa, IFLOAT *sb, BLASLONG mypos){
+  int routine_mode;
+#ifndef COMPLEX
+  int (*gemm_small_kernel)(BLASLONG, BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT ,FLOAT *, BLASLONG, FLOAT, FLOAT *, BLASLONG);
+  int (*gemm_small_kernel_b0)(BLASLONG, BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT, FLOAT *, BLASLONG, FLOAT *, BLASLONG);
+#else
+  int (*zgemm_small_kernel)(BLASLONG, BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT , FLOAT, FLOAT *, BLASLONG, FLOAT , FLOAT, FLOAT *, BLASLONG);
+  int (*zgemm_small_kernel_b0)(BLASLONG, BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT , FLOAT, FLOAT *, BLASLONG, FLOAT *, BLASLONG);
+  FLOAT alpha[2], beta[2];
+#endif
+  routine_mode=args->routine_mode;
+  if((routine_mode & BLAS_SMALL_B0_OPT) == BLAS_SMALL_B0_OPT){
+#ifndef COMPLEX
+    gemm_small_kernel_b0=args->routine;
+    gemm_small_kernel_b0(args->m, args->n, args->k, args->a, args->lda, *(FLOAT *)(args->alpha), args->b, args->ldb, args->c, args->ldc);
+#else
+    zgemm_small_kernel_b0=args->routine;
+    alpha[0] = *((FLOAT *)args -> alpha + 0);
+    alpha[1] = *((FLOAT *)args -> alpha + 1);
+    zgemm_small_kernel_b0(args->m, args->n, args->k, args->a, args->lda, alpha[0], alpha[1], args->b, args->ldb, args->c, args->ldc);
+#endif
+    return(0);
+  }else if(routine_mode & BLAS_SMALL_OPT){
+#ifndef COMPLEX
+    gemm_small_kernel=args->routine;
+    gemm_small_kernel(args->m, args->n, args->k, args->a, args->lda, *(FLOAT *)(args->alpha), args->b, args->ldb, *(FLOAT *)(args->beta), args->c, args->ldc);
+#else
+    zgemm_small_kernel=args->routine;
+    alpha[0] = *((FLOAT *)args -> alpha + 0);
+    alpha[1] = *((FLOAT *)args -> alpha + 1);
+    beta[0] = *((FLOAT *)args -> beta + 0);
+    beta[1] = *((FLOAT *)args -> beta + 1);
+    zgemm_small_kernel(args->m, args->n, args->k, args->a, args->lda, alpha[0], alpha[1], args->b, args->ldb, beta[0], beta[1], args->c, args->ldc);
+#endif    
+    return(0);
+  }
+  return(1);
+}
+#endif
+
+int CNAME(blas_arg_t * args_array, BLASLONG nums){
+  XFLOAT *buffer;
+  XFLOAT *sa, *sb;
+  int nthreads=1;
+  int (*routine)(blas_arg_t *, void *, void *, XFLOAT *, XFLOAT *, BLASLONG);
+  int i=0, /*j,*/ current_nums;
+
+#ifdef SMP
+  blas_queue_t * queue=NULL;
+#endif
+  
+  if(nums <=0 ) return 0;
+
+  buffer = (XFLOAT *)blas_memory_alloc(0);
+  sa = (XFLOAT *)((BLASLONG)buffer +GEMM_OFFSET_A);
+  sb = (XFLOAT *)(((BLASLONG)sa + ((GEMM_P * GEMM_Q * COMPSIZE * SIZE + GEMM_ALIGN) & ~GEMM_ALIGN)) + GEMM_OFFSET_B);
+  
+#ifdef SMP
+  nthreads=num_cpu_avail(3);
+
+  if(nthreads==1){
+
+#endif
+    //single thread
+    for(i=0; i<nums; i++){
+      routine=args_array[i].routine;
+#ifdef SMALL_MATRIX_OPT
+      if(args_array[i].routine_mode & BLAS_SMALL_OPT){
+	inner_small_matrix_thread(&args_array[i], NULL, NULL, NULL, NULL, 0);
+      }else{
+#endif      
+	routine(&args_array[i], NULL, NULL, sa, sb, 0);
+#ifdef SMALL_MATRIX_OPT
+      }
+#endif
+    }
+#ifdef SMP
+  } else {
+    //multi thread
+
+    queue=(blas_queue_t *)malloc((nums+1) * sizeof(blas_queue_t));
+    if(queue == NULL){
+      openblas_warning(0, "memory alloc failed!\n");
+      return(1);
+    }
+    for(i=0; i<nums; i++){
+      queue[i].args=&args_array[i];
+      queue[i].range_m=NULL;
+      queue[i].range_n=NULL;
+      queue[i].sa=NULL;
+      queue[i].sb=NULL;
+      queue[i].next=&queue[i+1];
+
+      queue[i].mode=args_array[i].routine_mode;
+      queue[i].routine=args_array[i].routine;
+      
+#ifdef SMALL_MATRIX_OPT
+      if((args_array[i].routine_mode & BLAS_SMALL_B0_OPT) || (args_array[i].routine_mode & BLAS_SMALL_OPT)){
+	queue[i].routine=inner_small_matrix_thread;
+      }
+#endif
+    }
+    
+    for(i=0; i<nums; i+=nthreads){
+      current_nums=((nums-i)>nthreads)? nthreads: (nums-i);
+
+      queue[i].sa=sa;
+      queue[i].sb=sb;
+      queue[i+current_nums-1].next=NULL;
+      
+      exec_blas(current_nums, &queue[i]);
+    }
+    free(queue);
+  }
+#endif
+  blas_memory_free(buffer);
+  return 0;
+}